10 Best Thermal Bags in The UK

Last updated on 02/08/2025
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Best Choice
1
9.8
Exceptional
Lifewit 24L Insulated Lunch Bag, Shopping Bag, Cooler Bag for Lunch/Work/School/Beach/Picnics, Grey
Lifewit
Lifewit 24L Insulated Lunch Bag, Shopping Bag, Cooler Bag for Lunch/Work/School/Beach/Picnics, Grey
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Why We Love It
  • Keeps food warm or cool.
  • Large capacity for storage.
  • Leakproof and easily portable.
Main Highlights
  • Thermal Insulation: This lunch bag is made of insulating material that can keep food and drinks cool or warm for more than 5 hours. The inner lining is made of food grade PEVA, which allows you to put your food directly into the bag without worry. The built-in 6mm EPE foam also provides great protection for your containers, food and drinks.
  • LARGE CAPACITY: Size - 35cm × 28cm × 28cm The maximum capacity of this lunch bag for adults is 24L, it is spacious enough to store 40 cans of coke (330ml) or your lunch: sandwiches, salad, snacks, drinks and fruits, etc. It is suitable for office, work, picnic, beach, travel.
  • WATERPROOF & WATERPROOF: The exterior of this lunch box for men is constructed of 600D oxford fabric which is water and dirt resistant for durability and waterproof and easy cleaning. Even filled with water and ice, it keeps fruit and drinks well and does not leak at all.
  • Durable material: The lining of this insulated lunch box is made of PEVA sheet that resists dirt and wear and will not melt easily even with hot food. High quality strong zippers will minimize the possibility of breaking. Perfect for your office and picnic food storage needs.
  • CONVENIENT & PORTABLE: The lid of this cooler can open wide with strong two-way zippers, which means you can put your lunch container in the bag and take it out horizontally. Sturdy handles and shoulder strap allow you to carry it easily. In addition, the additional pockets on the front and side can hold small items like keys or headphones.
9.8
Exceptional
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Best Value
2
9.7
Exceptional
Thermal Insulated Food Delivery Bag - Reusable Cooler Bag for Grocery Shopping & Instacart - Heavy-Duty Pizza Delivery Bag for Hot/Cold Foods - Black
Generic
Thermal Insulated Food Delivery Bag - Reusable Cooler Bag for Grocery Shopping & Instacart - Heavy-Duty Pizza Delivery Bag for Hot/Cold Foods - Black
Free Shipping
Why We Love It
  • Keeps food fresh longer.
  • Strong, durable and reusable.
  • Great for versatile use.
Main Highlights
  • ✅ INSULATED BAG KEEPS YOUR FOOD FRESH – With its 3-layers protection design and leakproof inner material, our insulated delivery bag works great for keeping your food items fresh for a long time. Perfect for packing, storing, and taking food on the go.
  • ✅ STRONG & DURABLE MATERIAL – Our insulated grocery shopping bag is sturdy and reusable with non-woven fabric in the outer layer and aluminum foil in the inner layer. It is the ultimate choice for frequent and demanding business applications.
  • ✅ LARGE CAPACITY TO HOLD MOST FOOD – From your fruits and vegetables to milk or juices, our extra-large bag can store all you need for lunch or a picnic. This spacious carry bag measures 34 x 23 x 34 cm in size.
  • ✅ MULTI-PURPOSE USE – It is not just used as a food delivery bag or shopping bag for groceries, but can also be carried for camping, spending a day out in nature, or even at the beach. Applicable for both warm and frozen food items.
  • ✅ 100% SATISFACTION GUARANTEED – Our premium-quality bags are designed with the intention to combine form and functionality while being reusable to help save the planet. Don't hesitate to contact us if you're not fully satisfied with your purchase.
9.7
Exceptional
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3
9.5
Superb
VENO 2 Pack Insulated Reusable Grocery Shopping Bag, Food Delivery, Cooler Bag, Heavy Duty, Large Size, Durable Handles, Dual Tab Zips, Lid, Stands Upright, Collapsible, Sustainable (Black, 2 Pack)
VENO
VENO 2 Pack Insulated Reusable Grocery Shopping Bag, Food Delivery, Cooler Bag, Heavy Duty, Large Size, Durable Handles, Dual Tab Zips, Lid, Stands Upright, Collapsible, Sustainable (Black, 2 Pack)
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Why We Love It
  • Helps protect our environment.
  • Keeps food fresh longer.
  • Stores ample groceries.
Main Highlights
  • Reusable & Sustainable – VENO maximizes the use of post-consumer material to create high-quality, reusable, and sustainable grocery bags to create a cleaner, more livable future and save plastic from ending up in oceans, lakes, and landfills. Keep our bags in your kitchen or trunk for convenience to help protect our environment and create a better planet for us all.
  • Insulated Interior Keeps Food Fresh – Keep your food warm, cool, and always fresh with the triple-layer thermal insulation fabric technology for the utmost convenience. You don’t have to worry about your ice cream melting or your hot food getting colder on your drive home! Essential for frozen groceries, produce, cold drinks, and hot food items.
  • Store Plenty with Large Capacity – 40.1 W x 33 H x 22.1 D (cm). Fit a large amount of grocery items while you shop with the spacious nature and large capacity! No need to carry a ton of bags as one bag can replace multiple traditional plastic shopping bags. Carry multiple orders when delivering food or take plenty of food to picnics, gatherings, catering, beach days, tailgating, potlucks, or parties. Easily accommodates 35.2 L or 40 cans!
  • Heavy-Duty & Durable Structure – Carry large loads with the sturdy and strong construction which can easily support up to 20.4 kg! Easily carry the bag by the triple-layered, reinforced handles specifically designed to wrap around the bag for heavy loading. Keep your items safe and secure with the dual tab, smooth sliding, zippered lid. Made from a high-quality, hardwearing, non-woven fabric material that is built to last. Easily clean with a sanitizing wipe or damp cloth then let air dry.
  • Flexible & Collapsible for Easy Storage – Fit bulky and odd shaped items in the bag as the flexible fabric can accommodate all your necessary items. Collapse and fold flat for future use and easy compact storage in your kitchen, under your car seat, or in your trunk for quick retrieval!
9.5
Superb
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4
9.4
Superb
HOTUT Cooler Bag,17.5L Insulated Lunch Bag, Picnic Bag, Reusable Leakproof Lunch Tote Bag with Side & Front Pockets, Insulated Picnic Lunch Bag, Dual Compartment Thermal Bag for Lunch/Work/School
HOTUT
HOTUT Cooler Bag,17.5L Insulated Lunch Bag, Picnic Bag, Reusable Leakproof Lunch Tote Bag with Side & Front Pockets, Insulated Picnic Lunch Bag, Dual Compartment Thermal Bag for Lunch/Work/School
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Why We Love It
  • Thermal insulation keeps food fresh.
  • Spacious design for easy access.
  • Durable and waterproof for reliability.
Main Highlights
  • 【Thermal Insulation】Crafted with insulating materials, this cooler bag keeps your food and beverages cool for approximately 12 hours and warm for 4-6 hours. The lining is made of PEVA, allowing you to place your food directly inside without worries. It's also perfect for picnics, where you can store all your chilled items in the cooling bag.
  • 【Large Capacity】Measuring 33.5 cm × 26 cm × 20 cm, this insulated lunch bag boasts a generous 17.5-liter capacity. The wide-opening main compartment design lets you effortlessly and quickly place and retrieve your desired food. Ideal for your lunch, including sandwiches, salads, snacks, beverages, and fruits. Suitable for the office, work, picnics, the beach, and travel.
  • 【Waterproof & Leak-Proof & Foldable】The reusable leakproof lunch tote bag is made of high-quality Oxford cloth, which is waterproof, stain-resistant, durable, and easy to clean. Even when filled with water and ice, it excellently preserves fruits and beverages without any leakage. Cool bag can be folded into a flat shape when not in use, making them very easy to store.
  • 【Durable Materials】The lining of this insulated picnic lunch bag is made of PEVA material, which is stain-resistant and wear-resistant, and won't easily melt even when holding hot food. The high-quality, strong zipper minimizes the possibility of zipper breakage. Perfect for your office and picnic food storage needs.
  • 【Convenient and Portable】The top of the picnic bag can be opened with a sturdy zipper, meaning you can place the lunch box in your bag and take it out flat. Comes with a shoulder strap that can be worn crossbody and the sturdy handle makes it easy to carry. Additionally, the extra pockets on the front and sides can hold small items such as keys or earphones.
9.4
Superb
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5
9.2
Superb
Save 11%
AOTM Lunch Bag for Women, 11.2L Large Insulated Lunch Box Bag, Leakproof&Shoulder Strap Picnic Bag, Reusable Cooler Bags for Girls Adults, Thermal Freezer Bag for Work/School/Picnic/Travel
AOTM
AOTM Lunch Bag for Women, 11.2L Large Insulated Lunch Box Bag, Leakproof&Shoulder Strap Picnic Bag, Reusable Cooler Bags for Girls Adults, Thermal Freezer Bag for Work/School/Picnic/Travel
11% OffFree Shipping
Why We Love It
  • Large capacity for all meals.
  • Keeps food fresh for hours.
  • Stylish design with multiple pockets.
Main Highlights
  • 【Large Capacity & Thickened Design】𝐀𝐎𝐓𝐌 𝐛𝐫𝐚𝐧𝐝 𝐨𝐧𝐥𝐲 𝐎𝐧𝐞 𝐬𝐡𝐨𝐩 ➡ 𝐋𝐔𝐂𝐇𝐄𝐍𝐃𝐙, 𝐩𝐥𝐞𝐚𝐬𝐞 𝐜𝐡𝐞𝐜𝐤 𝐭𝐡𝐞 𝐜𝐨𝐫𝐫𝐞𝐜𝐭 𝐬𝐡𝐨𝐩 𝐛𝐞𝐟𝐨𝐫𝐞 𝐛𝐮𝐲𝐢𝐧𝐠! This 11.2L large capacity lunch bag features a thickened and expanded design with dimensions of 11.4'' (L) x 9.0'' (H) x 6.7'' (W), which can easily hold multiple compartments for lunch boxes, fruits, snacks, ice packs and cutlery to meet the needs of work, outings or picnics, and it is the ideal cooler bag/lunch bag.
  • 【Long-lasting Thermal Insulation & Freshness】 External thickened wear-resistant fabric, internal thickened foam insulation layer, hot and cold insulation with double effect, long time to keep the temperature of food - iced drinks cool and not melt, hot food warm and not cool, whether it is cold drinks and hot meals, can be a long-lasting freshness.
  • 【Water and Grease Repellent & Easy to Clean】 With PEVA food grade liner, oil and waterproof, accidental spill can also be wiped clean. Thickened anti-leak bottom design effectively prevents water seepage, dirty wipe clean, daily use more worry.
  • 【Portable & Adjustable Shoulder Strap】This lunch bag carries a detachable and adjustable shoulder strap (23'' -43'' freely adjustable), supports handheld, shoulder carry, crossbody carry, suitable for daily use as lunch bag, snack bag, insulated bag, shopping bag, picnic bag or cosmetic bag, commuting, business trip, camping or gym can be matched with your heart.
  • 【Multiple Pockets & Versatile Fashion】 This lunch bag is both fashionable and practical - the main pocket is zipped to keep food and fruits warm; two side pockets for drinks or water bottles; a zipped insulated pocket on the front for storing important items or snacks; and an additional hidden pocket at the back for tissues, cutlery, headphones or data cables. It is not only suitable for office lunch, but also can be used as a simple daily commuting bag or cosmetic bag, suitable for work, travel, beach, picnic, party, office and other occasions. It is a thoughtful gift for family, friends, wife, daughter, mother.
9.2
Superb
Save 11%
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6
9.2
Superb
Save 26%
Lifewit Cooler Backpack Insulated Cool Bag Large Capacity Lunch Bag, Soft Cooler Lunch Box Soft-Sided Cooling Bag Backpack for Beach/Picnic/Camping/BBQ, Grey
Lifewit
Lifewit Cooler Backpack Insulated Cool Bag Large Capacity Lunch Bag, Soft Cooler Lunch Box Soft-Sided Cooling Bag Backpack for Beach/Picnic/Camping/BBQ, Grey
26% OffFree Shipping
Why We Love It
  • Durable and easy cleaning.
  • Spacious with multiple pockets.
  • Comfortable portable design.
Main Highlights
  • PREMIUM MATERIALS: The exterior of the Cooler Bag is constructed out of high-density, water-resistant, dirt-proof 600D Oxford fabric making it waterproof and easy to clean. The interior lining is made of food-grade PEVA and padded with 8mm EPE foam for great thermal resistance.
  • LARGE CAPACITY: The maximum capacity of the Lunch Bag is 24L and its roomy interior can hold up to 30 cans or a combination of beverages and foods. Whether you're planning an outdoor picnic for the family, packing lunch and snacks for the kids, or packing cold drinks for an outdoor event, lunch bags are a great choice.
  • WATERPROOF & LEAKPROOF: The exterior of the Cooler Bag is constructed out of high-density, water-resistant, dirt-proof 600D Oxford fabric, zipper and heat seamless technology, which can prevent liquid from spilling and keep items dry. It's perfect for carrying water bottles, cans, and other beverages without worrying about leaks or spills.
  • LIGHTWEIGHT & PORTABILITY: Designed with a padded handle and shoulder straps to offer multiple carrying options. The material is only 1 lb light and can be carried by each one of the family.
  • MULTIPLE POCKETS: The bag features a wide opening for easy loading and unloading. There are 2 side mesh pockets for storing drinks, bottles and even umbrellas. The bag also has a mesh pocket on the lid for holding napkins and a deep front pocket for putting candy, keys, and other small items.
9.2
Superb
Save 26%
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7
9.1
Superb
Save 6%
Yosoo Health Gear 3 Types 5PCS Aluminum Foil Insulated Bag, Thermal Cooler Bag Food Storage Insulated Sandwich Bags Reusable Thermal Snack Camping Picnic Grocery Hot & Cold Pouch(25 * 30cm)
Yosoo Health Gear
Yosoo Health Gear 3 Types 5PCS Aluminum Foil Insulated Bag, Thermal Cooler Bag Food Storage Insulated Sandwich Bags Reusable Thermal Snack Camping Picnic Grocery Hot & Cold Pouch(25 * 30cm)
6% OffFree Shipping
Why We Love It
  • High-quality, eco-friendly build.
  • Keeps food temperature stable.
  • Convenient and portable design.
Main Highlights
  • Premium Material: The 5pcs thermal insulation bags is made of high quality aluminum foil, non-toxic, tasteless, and environmentally friendly; moisture-proof, mildew-proof, anti-bacterial, anti-oxidation, and extended storage time
  • Heat Preservation and Cold The insulated thermal bag has good heat resistance and low temperature resistance, can provide heat preservation and cold preservation functions, and maintain a stable temperature environment for food
  • Special Zipper Design: The aluminum foil thermal bag is designed with a zipper, which is easy to open, has good sealing performance and is easy to use
  • Scope of Application: This waterproof food storage insulated sandwich bags is healthy, safe and multifunctional, suitable for picnic, lunch, travel, camping and daily food preservation, etc., to keep food fresh
  • Easy to Carry: The size of this aluminum foil insulated food storage bag is 25*30cm, the material is light and easy to carry, there are a total of 5 thermal bags in the package to meet your daily needs
9.1
Superb
Save 6%
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8
9.0
Superb
suzmei Food Delivery Bag, 40L Insulated Thermal Bag for Hot and Cold Food Delivery, Ideal for for Catering, Grocery Transport Large Thermal Bag for Food Delivery, Commercial Grade, Reusable(Black)
suzmei
suzmei Food Delivery Bag, 40L Insulated Thermal Bag for Hot and Cold Food Delivery, Ideal for for Catering, Grocery Transport Large Thermal Bag for Food Delivery, Commercial Grade, Reusable(Black)
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Why We Love It
  • Large space and capacity.
  • Multi-functional for diverse needs.
  • Easy to fold flat.
Main Highlights
  • [Large size and capacity] : This insulated freezer bag has plenty of space, 43*30*31 CM and the soft and durable material helps you save valuable space. Also suitable for storing food in your car or helping you clean the trunk, this insulated delivery bag is made of leak-proof and easy-to-clean aluminum foil. Washable. Reusable shopping bags are very durable. The insulated bag with refrigeration function is very suitable for men and boys
  • [Multi-purpose] : Large soft tote bag suitable for men and women. Large capacity refrigerated bags have multiple functions. It is the best carrying bag for canning, wine, water, drinks and beverages. It can also be used for food delivery and pizza, food packaging, travel, shopping, beach trips, car food delivery, shopping cart shopping, food and beverage bags for hot and cold food delivery
  • [Folding] : Our thermal bag is foldable, with a reinforcing zipper, the zipper is smooth and strong, three sides of the opening, easier to open and close; It can also be folded flat to save valuable space in your car, tent, home or office.
  • [Strong enough] : The insulated transport bag has a high quality two-way zipper pocket and two hand straps, which is very easy to clean and has good insulation effect
  • [Waterproof] : These thermal bags come with a waterproof aluminum lining to ensure heat preservation and water resistance. However, due to the stitching process used to make the bag, there may be a risk of leakage at the stitched joints. This means that water inside the bag may seep out of these stitched areas
9.0
Superb
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9
8.9
Excellent
Save 8%
Cool Bag 30L Large Cooler Bag Thermal Food Delivery Bag Insulated Picnic Lunch Bag Foldable Cool Box for Camping BBQ Shopping
Camelliass
Cool Bag 30L Large Cooler Bag Thermal Food Delivery Bag Insulated Picnic Lunch Bag Foldable Cool Box for Camping BBQ Shopping
8% OffFree Shipping
Why We Love It
  • Insulation ensures temperature maintenance.
  • Large capacity fits more.
  • Foldable feature ensures portability.
Main Highlights
  • Insulation - Made from non-woven fabric, with good tinfoil design for isolating outside temperatures and keeping food cold/hot.
  • Large Capacity - Approx. 41 x 33 x 23cm. 30L capacity can hold food for a family or a team.
  • Foldable and Portable - Can be placed in your kitchen, under the car seat, or in your car trunk, food delivery carts, shopping carts.
  • Application - Great thermal resistance to keep food fresh and cold or warm. A good choice for food delivery, picnic, camping, hiking, BBQs, shopping, etc.
  • Service - Any problem about this Camelliass Cooler Bag, please feel free to contact us, we will take full responsibility for the quality of our products.
8.9
Excellent
Save 8%
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10
8.8
Excellent
BRITECO Large Food Delivery Bag, Insulated Thermal Bag - Keep Food Hot or Cold - 43 * 30 * 31 cm, 40 liters Capacity - Ideal for Catering and Takeout - Reusable
BRITECO
BRITECO Large Food Delivery Bag, Insulated Thermal Bag - Keep Food Hot or Cold - 43 * 30 * 31 cm, 40 liters Capacity - Ideal for Catering and Takeout - Reusable
Free Shipping
Why We Love It
  • Reusable and easy to clean.
  • Keeps food temperature consistent.
  • Large capacity for big orders.
Main Highlights
  • Reusable and Easy to Clean: This insulated thermal bag is designed for repeated use and can be easily cleaned to maintain hygiene, making it a practical choice for frequent use.
  • Keeps Food Hot or Cold: The thermal insulation ensures your food stays at the desired temperature, whether hot or cold, for hours, ensuring freshness upon delivery.
  • Waterproof and Durable: Made from high-quality, waterproof materials, this bag is built to withstand heavy use and protect your food from the elements, ensuring reliability.
  • Large Capacity: With ample space, this bag can accommodate large orders, making it ideal for catering services, takeout, and food delivery, enhancing your service efficiency.
  • Convenient Carrying: Features sturdy handles and a secure zipper, making it easy to transport food safely and efficiently, ensuring a smooth delivery process.
8.8
Excellent
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