Alpinestars: Designed to keep riders warm in cold riding conditions, the Denali 2 Insulated Vest features extensive insulation in key areas, while the extensive stretch panels on the back and sides provide an optimized fit as well as allowing high levels of movement on and off the bike.CONSTRUCTIONPrimaloft® insulation panels (60g Primaloft® Bio Silver) on front and rear torso deliver superior thermal performance.Four-way stretch side panels on back and sides keep the vest in position close to the body.Elastic binding construction at armholes and hem for effective warmth retention. KEY FEATURESTwo external zippered front pockets for safe and secure storage of essentials.YKK® zippers for durability and a reliable and lightweight closure.Elongated lower back hem provides greater coverage and enhanced comfort.Tall soft collar with zipper garage for superior comfort.