--- title: "Partner Product Release: Blackcrows Stratus Insulator Jacket" date: 2026-03-18T03:40:00-07:00 author: Luana Domanti canonical_url: "https://www.polartec.com/cn/news/partner-product-release-blackcrows-stratus-insulator-jacket" section: News Entries --- [直达正文](#main-content-wrapper) 无障碍反馈 联系我们. ![Foreground Image](https://polartec-polartec.transforms.svdcdn.com/production/img/Polartec-P.R.-Blackcrows-News-Entries-Details-950x1080-%E2%80%93-2.jpg?w=950&h=1080&auto=compress%2Cformat&fit=crop&dm=1773830227&s=34b51027d00dbda32175ce7b06f18815) [ 最新动态. ](https://www.polartec.com/cn/news) 品牌故事. 03. 18. # New Product Release: Blackcrows Stratus Insulator Jacket X Polartec® Alpha™ ![3 Polartec P R Blackcrows Article 2](https://polartec-polartec.transforms.svdcdn.com/production/img/3-Polartec-P.R.-Blackcrows-Article-%E2%80%93-2.jpg?w=450&h=450&auto=compress%2Cformat&fit=crop&dm=1773830355&s=b0c76e20ab88d58bbab64246c8ae212c) ![2 Polartec P R Blackcrows Article 2]() ![4 Polartec P R Blackcrows Article 2]() ![1 Polartec P R Blackcrows Article 2]() Cold air has a way of sharpening just about everything. It can heighten focus and energize every turn or slowly drain warmth when your layers can’t keep up. The women’s **Stratus Insulator Jacket by black crows**, an independent freeski brand born in Chamonix, France, is built for that edge. Designed for high-altitude days when weather shifts without warning, it blends a highly flattering aesthetic with serious technical performance and [**Polartec® Alpha™ active insulation** ](https://www.polartec.com/fabrics/insulation/alpha)to accompany your every descent. In other words, sending hard while turning heads has never been cozier. Unlike traditional insulation that traps heat and moisture,[ **Polartec® Alpha™**](https://www.polartec.com/fabrics/insulation/alpha) is engineered with a lofted knit structure that **continuously releases excess body heat during intense effort while retaining essential heat when you ease off**. **Lightweight, resilient, and designed for dynamic effort**, it ensures just right comfort without bulk, restrictions or constant layering adjustments. Think consistent, reliable performance that feels almost intuitive. Even better? The fast-drying construction prevents the chill that often follows intense efforts in cold or damp conditions. So, whether you’re pushing uphill or carving hard, Polartec® Alpha™ will make sure you stay warm, dry, and focused on the slopes. The Stratus Insulator Jacket pairs technical intelligence with a silhouette designed to perform as well as flatter. Its long cut shields the hips from biting wind, while the fitted waist and removable belt let you cinch for definition or relax for layering. Its high collar protects you from the elements and discreet, functional pockets keep your essentials close at hand. Available in black or neon yellow in sizes XS to Large, this jacket delivers warmth, elegance, and freedom of movement in equal measures. Get yours now because when your insulation works as hard as you do, nothing stands between you and the next line. [ Get it now. ](https://www.black-crows.com/products/102520?srsltid=AfmBOoqjy9xoIlHxDnDN4ZaO1jK9K1pkrNSjzrRKJHj0sZOYwNSj8WAy) 分享. 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