Leatt had developed this jersey to keep you warm for use on those cold days without restricting your movement with anything too heavy or bulky. Leatt uses Warm Yarn for the chest, arms, & sides, then Ice Yarn in the back. Warm Yarn has a water-resistant coating, & an internal 3D mesh for thermal regulation that is made from coffee grounds! Ice Yarn comes from the same resource, coffee grounds, but is a breathable fabric to help control your temperature by wicking moisture. It’s a classic fit that will work with or without bodyarmor & has overlock seems for enhanced comfort. Features Warm Yarn Windblock, water resistant material on chest, arms & sides. Ice Yarn Mesh back panel for superior temperature control. Brush Guard fabric protection on elbows & shoulders. Classic fit Solid dyed with screen printed logos for maximum durability Overlock stitched seams for comfort Dirt, water & stain resistant fabric coating Laser Cut perforations in armpits for breathability. Collar design fo...