Asphalt Half ChapsFMM826BM Asphalt Unisex Motorcycle Short Leather Half Chaps The Asphalt is a unisex short chap that features zippered entry and is designed for comfort on the lower leg. It has a hook and loop fastening strap, and concho detailing to give that classic half chap look. These are designed to protect the rider from wind and small rocks while riding. For sizing, refer to the size chart you'll want measurements of your shin length and around the calves.