10 Best Polymer Clay Gloss in The UK

Last updated on 12/08/2025
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Best Choice
1
9.8
Exceptional
STAEDTLER 8704 01 BK FIMO Clear Gloss Varnish for Polymer Modelling Clay - 35ml (Pack of 1)
STAEDTLER
STAEDTLER 8704 01 BK FIMO Clear Gloss Varnish for Polymer Modelling Clay - 35ml (Pack of 1)
Why We Love It
  • Adds a glossy sheen.
  • Protects your creations' surface.
  • Transparent finish when dry.
Main Highlights
  • Adds a glossy sheen to your baked FIMO creations
  • For surface protection
  • Transparent when dry
  • Suitable for all types of FIMO modelling clay
  • Blistercard containing 1 jar of gloss varnish, 35ml
9.8
Exceptional
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Best Value
2
9.6
Superb
Air Dry Clay Glaze Kit - 2x100ml High Gloss Matte Varnish Sealant, High Luster, Prevent Scratch Resistant, Yellowing, Waterproof - Clay Paint Kit for Pottery, Acrylic Painting, Polymer Clay
Vividye
Air Dry Clay Glaze Kit - 2x100ml High Gloss Matte Varnish Sealant, High Luster, Prevent Scratch Resistant, Yellowing, Waterproof - Clay Paint Kit for Pottery, Acrylic Painting, Polymer Clay
Free Shipping
Why We Love It
  • Professional protection for clay creations.
  • Versatile for multiple surfaces.
  • Safe and easy to use.
Main Highlights
  • Professional Protection for Air Dry Clay: Our air dry clay varnish creates a durable, waterproof seal that resists scratches, cracks, yellowing and moisture. Achieve a high gloss or matte finish to preserve your clay creations while enhancing their vibrancy. Ideal for DIY pottery, sculptures and crafts.
  • Complete Clay Glaze Kit: Includes 100ml gloss varnish + 100ml matte varnish + 2 brushes for versatile application. Create waterproof pottery without a kiln – perfect for polymer clay, air-dry projects, and multi-surface use.
  • Scratch-Resistant & Long-Lasting Shine: Dries clear with a smooth, glossy or matte finish that protects against wear. Clay paint maintains color integrity, preventing yellowing. Use as a clay sealer for waterproof pottery, decorative pieces,acrylic painting.
  • Safe and Easy to Use: Crafted with non-toxic materials and compliant with safety standards, this Gloss and Matte Varnish ensures a worry-free creative experience for artists of all levels. Simply apply to dry clay, let it dry, and enjoy a flawless, high glossy or matte finish — no special tools or techniques needed. Perfect for beginners and experts alike. (Note: Not for food utensils or containers.)
  • Versatile Application: Suitable for a wide range of surfaces, including clay, ceramics, wood, plaster, painting and more, our air dry clay tools is perfect for sealing and protecting different types of artwork. Whether you’re working on pottery clay, paintings, or crafts, this glaze delivers exceptional results every time.
9.6
Superb
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3
9.4
Superb
Save 9%
Mont Marte Clay Varnish – 120ml – Gloss Varnish for Polymer Clay and Air-Dry Clay – Colourless Clay Glaze with Glossy Effect for Pottery
MONT MARTE
Mont Marte Clay Varnish – 120ml – Gloss Varnish for Polymer Clay and Air-Dry Clay – Colourless Clay Glaze with Glossy Effect for Pottery
9% OffFree Shipping
Why We Love It
  • Outstanding gloss provides durable finish.
  • Impressive iridescent effect adds luxury.
  • Easy to use for all.
Main Highlights
  • 𝗢𝗨𝗧𝗦𝗧𝗔𝗡𝗗𝗜𝗡𝗚 𝗚𝗟𝗢𝗦𝗦 – Mont Marte's clay varnish dries to a clear, glossy finish and is ideal for polymer clay and air-hardening clay. It dries to a permanently hard finish and helps your sculptures retain their shape.
  • 𝗘𝗫𝗖𝗘𝗟𝗟𝗘𝗡𝗧 𝗙𝗘𝗔𝗧𝗨𝗥𝗘𝗦 – The varnish is easy to apply and offers excellent quality when finalising your artwork. It gives the finished art project an extra high quality look.
  • 𝗜𝗠𝗣𝗥𝗘𝗦𝗦𝗜𝗩𝗘 𝗘𝗙𝗙𝗘𝗖𝗧𝗦 – Add a stunning iridescent shine to your artwork with a layer of the glossy varnish Mont Marte. This varnish provides the perfect shimmering, luxurious touch to give your sculptures the wow factor.
  • 𝗙𝗔𝗡𝗧𝗔𝗦𝗧𝗜𝗖 𝗙𝗜𝗡𝗜𝗦𝗛 – Mont Marte Clay Varnish brings out the best in your clay work. It seals, keeps artworks from turning yellow and provides protection from dust and other debris. Finalising artwork is especially enjoyable with this varnish.
  • 𝗘𝗔𝗦𝗬 𝗧𝗢 𝗨𝗦𝗘 – Whether you are a beginner or a seasoned professional, Mont Marte Gloss Varnish is suitable for hobbyists and professionals alike. The varnish is very easy to apply and to dispense. Excellent results are achieved in no time at all.
9.4
Superb
Save 9%
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4
9.3
Superb
3 x Polyform Sculpey Satin Glaze | Protects & Provides Smooth Gloss Finish to Acrylic, Clay, Polymer, Pottery & Sculptures | 90ml
Fiinix
3 x Polyform Sculpey Satin Glaze | Protects & Provides Smooth Gloss Finish to Acrylic, Clay, Polymer, Pottery & Sculptures | 90ml
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Why We Love It
  • Smooth satin finish enhances creations.
  • Improves durability and protects sculptures.
  • Versatile for various clay projects.
Main Highlights
  • Specially formulated glaze that adds a smooth satin finish to your clay projects - gives your creations a durable finish whilst enhancing colours and providing a permanent protection
  • Protects your sculptures by improving durability and correcting minor flaws and gives a beautiful glossy or satin sheen
  • Can be used on uncured or cured polymer clay and on acrylic painted and unpainted sculptures
  • Can be diluted with water for thinner applications and will not peel
  • You get 3 x 30ml tubes = 90ml in total
9.3
Superb
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5
9.3
Superb
Save 23%
Air Dry Clay Glaze Sealant, Clear Clay Varnish for Craft Pottery, Scratch Resistant, Watertight & Gloss Finish
kintsukuroi
Air Dry Clay Glaze Sealant, Clear Clay Varnish for Craft Pottery, Scratch Resistant, Watertight & Gloss Finish
23% OffFree Shipping
Why We Love It
  • Enhances air-dry clay durability.
  • Provides waterproof and glossy finish.
  • User-friendly application.
Main Highlights
  • Designed For Air Dry Clay: Still worried about your airdry clay creations being poorly water-proof and easily scratched? Try our specially designed clay varnish for air-drying clay. The air-dry clay polymer clay glaze will help your crafts to be water proof and scratch-resistant, adding a gloss look that you will love
  • Watertight Varnish: You don't need a kiln to make beautiful pottery that is watertight at home! Air dry clay varnish allows your pieces to withstand the pottery with water without having to worry about it
  • Anti-Scratch & Glossy: The clay glaze protects your pottery well, and resists scratches, you can also get a beautiful gloss finish! It's a great surprise, give it a try
  • How To Use: Apply a few thick coats of clay sealer to the completely dry air dry clay and wait for it to dry completely between 24 hours, for a beautiful glossy effect
  • Note: 50ML capacity. Although the varnish can come in with water, They are not suitable for food or dishwasher use
9.3
Superb
Save 23%
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6
9.1
Superb
Air Dry Clay Glaze - 200ml High Gloss Polymer Clay Varnish & Sealant - Waterproof, Scratch Resistant, Non-Toxic Glossy Finish for Air Dry Clay, Polymer Clay, Ceramics, Sculptures & DIY Crafts
DecorRom
Air Dry Clay Glaze - 200ml High Gloss Polymer Clay Varnish & Sealant - Waterproof, Scratch Resistant, Non-Toxic Glossy Finish for Air Dry Clay, Polymer Clay, Ceramics, Sculptures & DIY Crafts
Free Shipping
Why We Love It
  • Professional-grade gloss finish.
  • Durable and long-lasting protection.
  • Safe for artists of all ages.
Main Highlights
  • PROFESSIONAL-GRADE PROTECTION - Elevate your artwork with our crystal-clear air dry clay glaze that delivers a professional-grade gloss finish. Designed to protect air-drying clay and other mediums, this varnish acts as a robust shield against scratches and crazing. With reliable waterproof protection, your creations will maintain their stunning appearance and gloss for years to come.
  • DURABLE HIGH-GLOSS FINISH - Experience the brilliance of a long-lasting glossy finish with our air dry clay varnish. Perfect for both artworks and ceramics, it dries to form a strong protective film that remains crystal-clear and resists yellowing. Whether you're a professional artist or a passionate hobbyist, our varnish ensures your pieces shine beautifully and endure the test of time.
  • VERSATILE APPLICATION - Our waterproof clay gloss varnish for air dry pottery is designed for versatility, making it suitable for a wide range of surfaces, including air dry clay glaze, plaster, polymer clay, ceramics, porcelain, and wood. Whether sealing paintings, drawings, or mixed media artworks, this varnish delivers exceptional results every time. Ideal for artists at any skill level.
  • SAFE & NON-TOXIC FORMULA - Create with peace of mind using our non-toxic glaze for air dry clay, which is safe for artists of all ages. With heat resistance from -4°F to 212°F, it meets strict safety standards, allowing you to focus on your artistic expression without worry. Please note that this product is not intended for food use or dishwasher cleaning.
  • SATISFACTION GUARANTEE - We offer a larger quantity of air dry clay paint(200ml) at a more affordable rate. It provides a flawless, protective seal and lasting gloss for various mediums. Unlock your creative potential with its effortless application and exceptional results. If our acrylic varnish does not meet your expectations, we encourage you to reach out to us.
9.1
Superb
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7
9.0
Superb
Air Dry Clay Glaze - Upgraded Polymer Clay Glaze, 2 x 100ml Ultra Gloss and Matte Finish Varnish Pottery Glaze, Clay Sealant to Prevent Scratches, Wear, Cracking - Professional Clay Tools, Quick Dry
Limino
Air Dry Clay Glaze - Upgraded Polymer Clay Glaze, 2 x 100ml Ultra Gloss and Matte Finish Varnish Pottery Glaze, Clay Sealant to Prevent Scratches, Wear, Cracking - Professional Clay Tools, Quick Dry
Free Shipping
Why We Love It
  • Durable and waterproof protection.
  • Long-lasting professional-grade finish.
  • Safe for all artists.
Main Highlights
  • ULTRA GLOSS AND MATTE VARNISH - Enhance your air dry clay projects with our specially formulated varnish that offers durable, waterproof, and scratch-resistant protection. It forms a hard, protective film to prevent cracking and maintains a beautiful appearance for years. Perfect for artists and hobbyists, it ensures long-lasting beauty and a professional-grade finish.
  • DURABLE, LONG-LASTING BEAUTY - Our high-gloss air dry clay glaze delivers a brilliant, enduring shine for artworks and ceramics. Our matte clay glaze showcases the most authentic matte texture. It creates a crystal-clear protective film that resists yellowing, preventing scratches and abrasions. This varnish guarantees your creations will shine beautifully while providing durable protection, enhancing the visual appeal of your projects, and two bottles of varnish will meet all your artistic creation needs.
  • VERSATILE APPLICATIUON - This Polymer Clay Glaze is suitable for various surfaces, including air dry clay, plaster, ceramics, and wood. It’s ideal for sealing paintings and mixed media artworks, delivering exceptional results for all skill levels. The versatility of our varnish empowers artists to explore their creativity across multiple mediums with confidence.
  • SAFE & NON-TOXIC - Our non-toxic glaze is safe for artists, meeting stringent safety standards. It provides a superior protective layer and glossy finish, allowing you to focus on your creative expression without worry. However, it’s important to note that this product is not intended for food contact or dishwasher use, ensuring a safe crafting experience.
  • SIMPLY STEPS TO USE - Achieve a professional finish with our easy 3-step process: 1) Apply a thick layer of white acrylic primer to a dry clay piece and let it dry. 2) Paint the primed piece and allow it to dry thoroughly. 3) Apply the varnish evenly and let it cure for 24 hours. This straightforward method guarantees a flawless, durable, and glossy finish for your artwork.
9.0
Superb
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8
8.8
Excellent
Save 23%
Air Dry Clay Glaze, Clay Varnish for Air Dry Clay/Polymer Clay, Varnish Prevents Clay Cracking, Scratches, and Wear, Polymer Clay Sealant Suitable for Clay Pottery, Ultra Gloss and Matte(100ml+100ml)
YumCraft
Air Dry Clay Glaze, Clay Varnish for Air Dry Clay/Polymer Clay, Varnish Prevents Clay Cracking, Scratches, and Wear, Polymer Clay Sealant Suitable for Clay Pottery, Ultra Gloss and Matte(100ml+100ml)
23% OffFree Shipping
Why We Love It
  • High-gloss and matte options.
  • Versatile for various materials.
  • Non-toxic and safe for use.
Main Highlights
  • Air Dry Clay Glaze Set: Our air dry clay glaze set includes 100ml of high-gloss air dry clay glaze and 100ml of matte air dry clay glaze. Air dry clay varnish is waterproof, fireproof, crackproof, scratchproof, and anti-scratch. After drying, it forms a transparent, high-gloss or matte protective film, which effectively resists yellowing and maintains the aesthetics of the work. High gloss varnish enhances gloss, matte glaze presents a true matte texture, and the dual choices meet different creative needs.
  • Wide applicability: Our air dry clay set is suitable for surfaces of a variety of materials, including air dry clay, polymer clay, gypsum, ceramics, metals, wood, jewelry and artificial flowers etc. It can also seal paintings and mixed media artworks to provide a long-lasting protective film for different media.
  • Steps for Use: Use in three steps: After drying the clay work, apply the primer you want to apply; wait for the primer to dry; apply the varnish evenly after the color layer is dry, and wait for 24 hours to completely cure. The steps are simple and suitable for everyone.
  • Safety, Non-Toxic & Restricted: The air dry clay kit is non-toxic and safe, meets safety standards, has a wide heat resistance range (-4°F to 212°F), but it is clearly prohibited for use in food contact or dishwasher cleaning to ensure the creative process is safe and worry-free.
  • Professional-Grade Effect and After-Sales Guarantee: Specially designed for artists, providing long-lasting gloss and professional-grade finishes, suitable for the needs of amateurs and professionals. If you have any questions after purchasing our air dry clay kit, you can contact us at any time.
8.8
Excellent
Save 23%
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9
8.8
Excellent
STAEDTLER 8705 01 BK FIMO Semi-Gloss Water-Based Varnish - Transparent (1 x 35ml Tub)
STAEDTLER
STAEDTLER 8705 01 BK FIMO Semi-Gloss Water-Based Varnish - Transparent (1 x 35ml Tub)
Free Shipping
Why We Love It
  • Offers strong surface protection.
  • Dries clear, preserving colors.
  • Safe, water-based formula.
Main Highlights
  • Blistercard containing 1 jar of water-based semi-gloss varnish, 35ml
  • Offers robust surface protection, safeguarding clay creations from wear and tear
  • Dries transparent, maintaining the original hues of your craftwork
  • Lightfast quality ensures colors remain vibrant and unfaded over time
  • Water-based, non-toxic formula, ensuring safe and easy use for al
8.8
Excellent
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10
8.7
Excellent
Nicpro Air Dry Clay Varnish (4.06 oz, 120 ml), Air Dry Clay Glaze Sealant for Pottery, Air Dry Clay, Acrylic Paint, Waterproof Prevent Clay Sculpture Scratches, Cracking, Wear- High Gloss Effect
Nicpro
Nicpro Air Dry Clay Varnish (4.06 oz, 120 ml), Air Dry Clay Glaze Sealant for Pottery, Air Dry Clay, Acrylic Paint, Waterproof Prevent Clay Sculpture Scratches, Cracking, Wear- High Gloss Effect
Free Shipping
Why We Love It
  • Long-lasting protection for artwork.
  • High gloss finish enhances clarity.
  • Non-toxic formula for safe use.
Main Highlights
  • AIR DRY CLAY VARNISH: Nicpro Clay Varnish (4.06 oz / 120 ml) is designed specifically for clay artwork and provides long term sealed and strengthened protection. Effectively protects against scratches, cracks, dust, paint loss, yellowing and waterproof.
  • HIGH GLOSS EFFECT: Our clay varnish has the proper viscosity to apply smoothly and dries to a transparent, strong, bright protective layer to keep your clay artwork crystal clear effect for long time.
  • EASY TO USE: After the clay work has dried, use a soft, flat paint brush to take a small amount of varnish and apply a thin, even layer to the clay work; 2-3 coats are recommended, with a drying time of about 1 hour between coats.
  • SAFE AND NON TOXIC: Our clay varnish is made with a non-toxic formula, adheres to strict safety standards and is suitable for teens and adults of all ages. Note: It is not suitable for food utensils or dishwashers use.
  • WIDE APPLICATION: The clay glaze sealant is suitable for air dry clay, polymer clay, pottery clay, plaster, ceramics, wood, metal, clay sculpture, acrylic paint, jewelry, simulated crafts etc, provide a glossy protective film for your artwork, ensuring a long-lasting attractive look. Ideal for professional artists or hobbyists.
8.7
Excellent
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