# Color-Changing Thermal Sweaters Stone Island's 'Ice Knit' Changes Color in the Cold By Ell Smith | Published 2017-09-12 | Tech Source: Trend Hunter, https://www.trendhunter.com/trends/ice-knit References: [engadget](https://www.engadget.com/2017/09/11/thermo-sensitive-sweaters-change-color/) & [stoneisland](https://www.stoneisland.com/ca) Fashion company [Stone Island](https://www.trendhunter.com/trends/stone-island-earth-mapping-camouflage) is redefining the classic knit sweater by infusing it with technology, the end result is the 'Ice Knit' -- a [thermal-sensitive sweater that changes color](https://www.trendhunter.com/trends/colorchanging-paint-1) in the cold. The [pure wool](https://www.trendhunter.com/trends/knit-kite-jacket) on the inside of this garment will keep the wearer warm, while the outer layer, made of thermo-sensitive yarn, will provide an aesthetically pleasing experience as it slowly changes color when it's exposed to the cold. Available in "yellow-to-orange, emerald-to-military-green and ivory-to-anthracite" the compelling and stylish winter staple is sure to turn some heads this season. Although the technology-infusion is largely for aesthetic purposes, the Ice Knit serves as a strong example of the powerful relationship between fashion and technology. ## Trend Insights (Trend Hunter) - Score: 6.9/10 - Popularity: 98% | Activity: 100% | Freshness: 8% - Audience gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Tech](https://www.trendhunter.com/tech) > [Science](https://www.trendhunter.com/science) ## Key Themes ### What's Driving This Trend - **Color-changing Apparel:** The market demand for color-changing apparel is increasing as it requires innovation in textile technology. - **Thermal-sensitive Textiles:** The use of the thermo-sensitive yarn in apparel presents an innovation opportunity to design more advanced wearable technology. - **Smart Clothing:** The integration of technology and textiles in fashion can produce smart clothing which can optimize wearer experience and contribute to the growth of the industry. ### Who This Affects Most - **Fashion Industry:** The Fashion industry can leverage innovation in textile technology and design to produce apparels that revolutionize the industry. - **Textile Industry:** The use of thermo-sensitive yarn in fashion apparel creates an opportunity for research and development in textile production leading to better textiles and apparel. - **Wearable Technology Industry:** The collaboration between fashion and technology can evolve the wearable technology industry by creating more advanced, functional and stylish wearables. ## Related on Trend Hunter - [Thermal Layering Systems](https://www.trendhunter.com/trends/uniqlos-heattech.md) - [Satellite Imagery Winter Wear](https://www.trendhunter.com/trends/stone-island-earth-mapping-camouflage.md) - [Metal-Infused Jackets](https://www.trendhunter.com/trends/stone-islands-metal-mesh-jacket.md) - [Climate-Responsive Color-Changing Paints](https://www.trendhunter.com/trends/colorchanging-paint-1.md) - [Experimental Programmable Clothing](https://www.trendhunter.com/trends/programmable-clothing.md) - [Thermal Stress-Monitoring Apparel](https://www.trendhunter.com/trends/mij-technology.md) - [Car Color-Changing Technology](https://www.trendhunter.com/trends/car-color-changing-technology.md) - [Phosphorescent Color-Changing Jackets](https://www.trendhunter.com/trends/vollbak-firefly-jacket.md) - [Subterranean-Inspired Outerwear](https://www.trendhunter.com/trends/stone-island-marina-aw25.md)