Sportful Alpha® Gilet. The Sportful ALPHA® VEST offers dynamic warmth and exceptional breathability with Polartec® Alpha™ insulation, perfect for road and gravel riders. Its advanced technology regulates temperature, providing comfort during high-intensity efforts and chilly descents. Featuring a full-length zipper for versatile ventilation and a regular fit for unrestricted movement, this vest is an adaptable layering essential. Lightweight and compressible, it excels in variable conditions, keeping you focused on your ride without compromising comfort or style. The Sportful ALPHA® VEST is engineered to bring high-performance insulation into a streamlined cycling vest designed for both road and gravel riders. At its core lies the advanced Polartec® Alpha™ active insulation, a technology built to regulate body temperature dynamically, offering durable warmth when needed and enhanced breathability during higher output phases. Crafted with a full-length front zipper for easy on/off and adaptable ventilation, this vest can be worn directly over a base layer or under a jacket, making it ideal for variable conditions—from chilly morning rides to transitional seasons. The regular fit ensures freedom of movement in the saddle while maintaining a clean lines profile off-bike. Polartec Alpha™ features lofted fibers and an open mesh core structure that allows the vest to breathe when your cadence increases, and retain warmth when you slow down. The result: reduced risk of overheating, fast-drying performance and a weight-to-warmth ratio that makes this vest incredibly versatile. Whether you´re tackling a crisp gravel matinée, an all-day road challenge or simply layering smart on a cool evening spin, the ALPHA® VEST offers the comfort, adaptability and technical edge you need. Pair it with your jersey, add a shell when the wind picks up—this vest keeps you riding smarter, not heavier. Finished with Sportful's signature attention to detail, this vest becomes an essential piece in your cycling kit: insulation that doesn't compromise fit, style or freedom. Focus on your ride. The rest is engineered.Features:- Polartec Alpha™ insulation for dynamic warmth and high breathability- Full-length front zipper for adaptable ventilation and layering- Regular fit designed for both road and gravel cycling- Lightweight, compressible design ideal for variable conditions- Fit: Regular. tradeinn Bikeinn