Ride out against the headwind.The GripGrab WindBreaking Thermal Short Sleeve Base Layer is the protection and comfort you need for cycling in challenging weather conditions. Employing the innovative Arrowindtechnology, this exciting new base layer pushes the boundaries in combining wind protection, best-in-class breathability and great freedom of movement.Many windproof base layers feature a second-layer panel of non-stretch windproof membrane material on the front that can restrict movement and lead to heat build-up. The GripGrab WindBreaking Thermal Short Sleeve Base Layer, however, employs a new single-layer fabric that is exceptionally breathable and flexible.The windbreaking fabric on the front and shoulders blocks up to 80 percent of the air particles that bombard your torso while maintaining the same breathability found in warp-knitted fabrics. The back of this base layer is made from ultra-breathable, high-stretch material which wicks away sweat and allows heat build-up to di