Different types of trails call for different layers.Our lightest mid layer, made with over 90% recycled polyester, is designed for complete comfort when heading out on the cooler days.The special waffle grid looped backside structure provides thermal comfort and helps wick away sweat from skin.The longer backside makes it backpack-compatible without riding up and the close fits sits under other layers without impacting your movement.Sustainability and Ethics:NOT APPLICABLE.FEATURES:-Slim fit.-Full zip with elastic and snug-fitting hood.-94% recycled polyester, 6% elastane fleece.-94% recycled polyester, 6% elastane fleece.-Front zip pockets.-Elastic cuffs and hem.-Flooce non-brushed fleece.-Flooce non-brushed fleece.-Droptail hem.