{"product_id":"thermochromic-childrens-shorts-solid-colour-polyester-swim-trunks-for-kids-colour-changing-fabric-swimwear-in-blue-green-purple-yellow-spots-sizes-s-to-3xl","title":"Thermochromic children's shorts solid colour polyester swim trunks for kids colour-changing fabric swimwear in blue green purple yellow spots sizes S to 3XL","description":"\u003ch1\u003eThermochromic children's shorts polyester swim trunks with colour-changing effect in solid colours and spots\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/11198372504266.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThese thermochromic children's shorts offer a playful twist on swimwear, changing colour as the temperature shifts. Made from 100% polyester fibre, they are lightweight and suitable for swimming and water play. The solid colour base transforms with heat, providing a fun visual surprise for kids. Available in a variety of colours including blue, green, purple, yellow, and orange, with or without spots, and in sizes from S to 3XL, they fit both children and adults. Note that Asian sizing runs smaller than European and American sizes, so please check the size chart carefully before ordering.\u003c\/p\u003e\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/1540191644231.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThese shorts are constructed from 100% polyester fibre, a synthetic material chosen for its quick-drying properties and colour retention. The thermochromic dye reacts to temperature changes, making the fabric shift colour during use.\u003c\/p\u003e\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\u003cp\u003eThe fabric composition is 100% polyester fibre (polyester), with a solid colour pattern and optional spot designs. The lining also consists of 100% polyester fibre. The shorts are designed as a single-layer garment suitable for swimming.\u003c\/p\u003e\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\u003cp\u003eAvailable in sizes S, M, L, XL, XXL, and 3XL, these shorts accommodate both children and adults. Asian sizing runs 1 to 2 sizes smaller than European and American sizes, so selecting a larger size if between sizes is advised. Expect 2-3cm measurement differences due to manual production.\u003c\/p\u003e\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/16000395729768.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThese thermochromic shorts are primarily designed for swimming and water-based activities. Their colour-changing feature adds entertainment for children during pool or beach trips.\u003c\/p\u003e\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\u003cp\u003eSuitable for swim lessons, pool parties, or family holidays, the shorts provide a distinctive look that changes colour as the wearer moves between warm and cool water or air.\u003c\/p\u003e\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\u003cp\u003eFor everyday play, these shorts work well for backyard sprinklers, paddling pools, or bath time. The polyester fabric dries quickly, allowing repeated use throughout the day.\u003c\/p\u003e\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/1612028367845.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe main benefit of these shorts is the thermochromic effect that makes them more engaging for children. The polyester construction ensures durability in wet conditions and easy care.\u003c\/p\u003e\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\u003cp\u003ePolyester is machine washable and resists shrinking and wrinkles. Hand washing in cold water preserves the colour-changing function. Avoid bleach and high heat drying.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\u003cp\u003eThese shorts stand out as a simple, affordable way to add novelty to swimwear. With multiple colour and spot options, they suit different style preferences while maintaining the core thermochromic feature.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/1621003257289.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/1838951559563.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/20787716110152.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/2484497465546.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/2874270352282.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/457063178292.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/473267314706.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/5103871155850.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/765255524155.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/8284123148231.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/8929889299118.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Thermochromic children's shorts in blue with colour-changing polyester fabric, solid colour design\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/3607\/2025-10-24\/original-image\/997446938264.webp\"\u003e\u003c\/div\u003e","brand":"u9cmuw-dx","offers":[{"title":"Blue spots B \/ M","offer_id":56804564238716,"sku":"CJNSXZDK01423-Blue spots B-M","price":33.58,"currency_code":"GBP","in_stock":true},{"title":"Yellow spots \/ 3XL","offer_id":56804564271484,"sku":"CJNSXZDK01423-Yellow spots-3XL","price":33.58,"currency_code":"GBP","in_stock":true},{"title":"Purple \/ M","offer_id":56804564304252,"sku":"CJNSXZDK01423-Purple-M","price":33.58,"currency_code":"GBP","in_stock":true},{"title":"Yellow B \/ XXL","offer_id":56804564337020,"sku":"CJNSXZDK01423-Yellow B-XXL","price":33.58,"currency_code":"GBP","in_stock":true},{"title":"Yellow B \/ 3XL","offer_id":56804564369788,"sku":"CJNSXZDK01423-Yellow B-3XL","price":33.58,"currency_code":"GBP","in_stock":true},{"title":"Yellow spots B \/ S","offer_id":56804564402556,"sku":"CJNSXZDK01423-Yellow spots 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