10 Best Waterproof Garden Storage Box For Cushions in The UK

Last updated on 07/08/2025

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Olsen & Smith 1000L Extra Large XL Metal Outdoor Garden Storage Box - Weather Resistant Heavy Duty Garden Box with Built In Lock - Massive Capacity Storage Chest for Tools Cushions Toys & More, Grey

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Why We Love It

Weatherproof and durable construction.
Easy to assemble.
Lockable for security.

Main Highlights

BUILT FOR OUTDOOR USE - The Olsen & Smith large storage box is perfect for keeping your garden space neat and tidy. With a massive 1000L capacity, it is ideal for storing tools, toys and games, small to medium items of furniture, cushions, accessories and much more.
STRONG & SECURE: The box is features a durable and weather-resistant design, constructed with a galvanised steel frame. The gas-assisted lift hinges allow easy opening and closing, and the chest includes a built in lock with key for added security.
SIMPLE ASSEMBLY - The product will arrive flat-packed with easy-to-follow instructions - you can have your box ready by simply clipping the parts together, and gloves are included to help you setup safely. Please note, as this is a large storage box, we recommend assembly by 2 persons.
SPECIFICATIONS - Assembled dimensions: 185 x 82 x 79 cm (L x W x H), Capacity 1000L, Weight: 14.4kg. When ordering, please ensure a contact phone number is provided for our delivery partners to arrange delivery with you.

Keter Store it Out Nova Outdoor Garden Storage Shed, 32 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid

Why We Love It

Spacious yet elegant storage.
Lockable for added security.
Supports shelving, heavy-duty floor.

Main Highlights

Ideal outdoor storage solution for garden tools and equipment, BBQ and accessories and x2 120L wheelie bins.
Elegant wood effect panels that opens from the top or the front and with a lockable feature for secure closure.
Heavy-duty floor with built-in support for shelving and 880 L capacity. Shelves not included
Keter Store it Out Nova Outdoor Garden Storage Shed, 132 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid.
Assembled dimensions: 132 x 71.5 x 113.5 cm (L x W x H) ; internal dimensions: 122 x 61 x 108.8 cm (L x W x H).

Spacious garden storage solution.
Stylish, weather-resistant design.
Comfortable, secure seating option.

Main Highlights

Ideal outdoor garden bench for garden tools and equipment, garden furniture cushions, garden games and accessories
Decorative wood panelled style with 265 Litre capacity keeping all ventilated and dry
Comfortably seats two adults and has lockable option for added security
Made of durable, weather-resistant, maintenance fade-free and 60% recycled resin
Assembled external dimensions:132.5L x 75W x 18.5H
Need Support? Please contact our dedictaed customer services team on 0121 506 0008

COSTWAY 270L/660L Garden Storage Box, Waterproof Rattan Deck Box with Wheels, Zippered Liner & Pneumatic Rod, Outdoor Patio Wicker Chest Bench Table for Cushion Tool Toy (660L, with Wheels)

22% Off

Why We Love It

Ample storage for outdoor items.
Boasts a protective liner.
Easily assembled and mobile.

Main Highlights

【Sufficient Storage Space】 This square patio deck box provides you with 660L inner space for outdoor storage. Therefore, multiple items like cushions, blankets, pillows and toys can be well-organized instead of being scattered around. Additionally, you can close the lid and use the storage box as a patio coffee table.
【Protective Liner with Zipper】 The storage box comes with a top-grade polyester liner which is coated by PU. And thus, the liner can keep the items inside the box away from dust and water, offering considerate protection.
【High Stability & Durability】 The PP board of the lid and heavy-duty metal frame ensure high stability, and the safety pneumatic rod gives firm support to the lid and slow down the opening and closing speed. Also, the additional feet in the middle make the deck box much sturdier. And metal frame is wrapped with hand-woven mix brown PE rattan, ensuring long-time outdoor use.
【2 Universal Wheels】 Equipped with 2 universal wheels, the deck chest can be moved smoothly and easily, which saves much of your effort. The functional storage and easy movement make the storage shed a perfect addition to multiple places, such as poolside, front porch, backyard and so on.
【Simple Installation】 With all necessary accessories and a clear instruction, the deck storage box is easy to assemble. Please do not tighten all the screws until all the holes are aligned. And please avoid rain exposure for prolonged service life.

CASARIA® 270 Litre Polyrattan Garden Storage Box with Wheels | Waterproof UV Resistant | Inner Lining | 117x53x60cm Patio Furniture Cushion Chest with Gas Pressure Lift Lid | Grey

Why We Love It

Distinctive and versatile indoors/outdoors furniture.
Ample storage space with mobility.
Offers optimal item protection.

Main Highlights

XXL STORAGE SPACE: The cushion box made of easy-care polyrattan offers 270 litres of storage space, enough space for cushions, blankets and other garden accessories. With a total length of 117 cm, even large lounger cushions fit effortlessly into the box.
WINTER PROTECTION: The inner lining made of polyester is waterproof and is attached to the garden chest with a Velcro system. The inner film can be closed with a zipper and optimally protects your cushions from dirt and rain, so that wintering is also ensured.
MOBILE: The storage box can be easily moved thanks to wheels and handles. The garden box's automatic lifting mechanism allows the lid to be opened and closed easily. Thanks to the reinforced web plates, the lid of the chest bench can hold up to 140kg.
SAFE SITTING: Easy to open and close: The automatic lifting mechanism with 2 gas struts ensures effortless operation and also reduces the risk of injury while the lid remains open when filling. When closed, the lid can be used as a bench or table!
EASY ASSEMBLY: Assembling the cushion box is effortless and time-saving thanks to the illustrated assembly instructions and the intuitive design. This means you can put your new chest into operation in no time.

DKIEI 600L Metal Garden Storage Box - Large Outdoor Waterproof Container With Lid, Lockable for Tools, Toys, Cushions - Black, 165x70x62 cm

16% Off

Why We Love It

Ensures safety with locking feature.
Generous 600L storage capacity.
Rugged, durable material build.

Main Highlights

【Safetye Design】 This garden storage box comes with lockable lid and a key to ensure the safety of your stored items, each corner is equipped with protective corners to avoid scratching your skin.
【Large Capacity】 The outdoor storage box is 600L in capacity, can meet your various daily storage needs, large storage space can store garden tools and equipment, cushions, and other daily necessities, can be used both indoor and outdoor.
【Durable Material】 Large garden storage box adopts 0.4mm coated color steel board, waterproof and UV resistant, rust-resistant, sturdy and durable, can be used for long time.
【Brief Specification】The dimension of outside storage box is 165x 70x 62 cm. Assembly is very simple, we provide installation videos and gloves to help you complete the installation yourself.
【After-sale Service】You need to take some time to complete the assembly yourself. If you have any question, please contact us directly, we will reply you as soon as possible.

Charles Bentley, 390L, Outdoor, Garden, Plastic, Storage Box, Grey Body, Black Lid, Moulded Handles, Padlock Hasp, Sliding Lifts, PP Vacuum, Indoor, Outdoor, Steel, Storage Chest (143x57x53cm)

15% Off

Why We Love It

Protects items from rain.
Ample 390L storage capacity.
Built-in handles for mobility.

Main Highlights

PROTECT YOUR ITEMS FROM THE RAIN: This plastic storage box is ideal for storing and protecting your items from harsh weather conditions. It has a sturdy PP vacuum, padlock hasp, and aluminium sliding lifts.
LARGE 390L STORAGE CAPACITY: This storage chest has a 390 litre storage capacity, providing enough room for a wide range of your belongings, including tools, cushions, garden toys and much more.
BUILT IN HANDLES FOR EASY LIFTING: This Charles Bentley storage box comes with moulded handles in either side to ensure that you can easily manouevre your new storage chest even when it is full.
DURABLE CONSTRUCTION: This Charles Bentley storage chest is constructed from durable PP (plastic and steel) which gives it it's weatherproof properties and durability to withstand a variety of outdoor environments.
ADDITIONAL INFO: Please ensure the product is situated on level ground. If the storage box is being moved, please ensure all contents are removed beforehand. DIMENSIONS: Height: 56.8cm, Width: 143.5cm, Depth: 53.4cm, Internal height: 54cm, Internal width: 140.5cm, Internal depth: 50.5cm.

Garden Gear Grey Lockable Storage Patio Box with Sit-on Lid Weatherproof Polypropylene Secure Outdoor Seating (490 Litre Box)

Why We Love It

Weatherproof and long-lasting.
Secure and multi-functional.
Spacious and easily assembled.

Main Highlights

Durable and weatherproof: Constructed from polypropylene, providing protection against the elements and ensuring longevity.
Secure storage: Features a reinforced lift-up lid that can be locked with a padlock (not included), keeping your belongings safe and secure.
Multi-functional design: The reinforced hinged lid doubles as practical garden seating, offering versatility in outdoor spaces.
Spacious capacity: With a 270 or 490-litre capacity, ample storage space is available for cushions, tools, toys, and other garden essentials.
Easy assembly: Comes with an easy-to-understand manual for hassle-free construction, making it suitable for those with limited DIY experience.

Spacious outdoor storage solution.
Stylish and functional design.
Weatherproof and durable material.

Main Highlights

Ideal outdoor garden storage box for garden tools and equipment, garden furniture cushions, garden games and accessories
Decorative wood panel-style finishing with 71G capacity keeping all items ventilated and dry
Built-in handles for convenient portability and can comfortably seats two adults
Made of durable, weatherproof, maintenance and fade-free and 65% recycled resin
Assembled external dimensions: 116.7 x 44.7 x 57 cm (L x W x H); Internal dimensions: 114.4 x 40 x 51.2 cm (L x W x H)
Need Support? Please contact our dedicated customer services team on 0121 506 0008

SunTime Ontario 190L Outdoor Plastic Garden Furniture Storage Box With Strapped Lid, 96 x 45 x 49cm - Grey

Why We Love It

Versatile for indoor and outdoor.
Provides secure, easy relocation.
Sturdy with generous storage.

Main Highlights

Ideal for both indoor & outdoor use, perfect for storing garden tools, furniture cushions and other accessories.
Built in side handles for easy relocating, includes a locking mechanism to keep your items safe.
Weightless, easy open and close strapped lid design.
Strong, durable & sturdy, suitable for various storage purposes.
Dimensions (WxDxH): 96x45x49cm, Capacity: 190L

8.7

Excellent

We scanned 1881 products

We reviewed these offers relevant to the Waterproof Garden Storage Box For Cushions within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Olsen & Smith, Keter, COSTWAY, CASARIA, DKIEI, Charles Bentley, Garden Gear, SunTime, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Waterproof Garden Storage Box For Cushions in the market, we considered we took a deep dive into 9406 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Olsen & Smith 1000L Extra Large XL Metal Outdoor Garden Storage Box - Weather Resistant Heavy Duty Garden Box with Built In Lock - Massive Capacity Storage Chest for Tools Cushions Toys & More, Grey. We love many things about this product by Olsen & Smith. What sets it apart from the competition is Weatherproof and durable construction, Easy to assemble, Lockable for security.
The best value product for most shoppers and where user satisfaction is continuously the highest is Keter Store it Out Nova Outdoor Garden Storage Shed, 32 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid by Keter based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Waterproof Garden Storage Box For Cushions and the best cost-to-value ratio is COSTWAY 270L/660L Garden Storage Box, Waterproof Rattan Deck Box with Wheels, Zippered Liner & Pneumatic Rod, Outdoor Patio Wicker Chest Bench Table for Cushion Tool Toy (660L, with Wheels)at COSTWAY with a 22% discount.
Our list of the best Waterproof Garden Storage Box For Cushions is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Waterproof Garden Storage Box For Cushions in The UK

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We scanned 1881 products

We concluded that: