X-BIONIC Men Invent 4.0 Bike Race Zip Short Sleeve Shirt - Opal Black/Arctic White, Small

More biking performance, more fun in sports:the weight-optimized X-BIONIC® INVENT 4.0 BIKE RACE ZIP SHIRT MEN is a high-tech pioneer for passionate cyclists.This groundbreaking model from the X-BIONIC® 4.0 generation has a super-light construction and benefits from the technological lead of Retina® ultra-high-definition manufacturing technology.The integrated award-winning 3D Bionic Sphere® system provides adaptive temperature compensation with precisely positioned functional zones.It warms you when you´re cold and cools you when you perspire.Sweat Traps® collect perspiration and lead it to evaporation-intensive zones.The reinforced material of the Kidney Ribs insulates the temperature-sensitive kidneys and pelvis.Innovative material contours maximize wearing comfort and thus promote endurance:the streamlined design of the Dolphin Rider Neck is optimized for the zone where collar and helmet meet.The asymmetrically cut Flexor Arm Cuff prevents friction from slipped sleeves.