Jersey: The most lightweight and highly ventilated gear in the TLD line, the GP Air Gear is perfectly designed for warm weather riding conditions. Mesh polyester and vented paneling all around offer maximum cooling and airflow for extended periods of time, while stretch material in key areas allows for unmatched comfort and fit. Light and Ventilated. Large-holed mesh fiber polyester material provide lightweight fit with maximum ventilation. Ribbed stretch v-neck collar for comfort. Tapered and angled cuff design provides greater roost protection and less material bunching. Gel print on tail keeps jersey in place. 9 panel construction race fit. Pant: Ratchet closure system for waist. 500 denier polyester mesh for ventilation. 900 denier polyester for strength and durability. Double and triple stitching in critical stress areas. Cowhide leather panels on inner knee areas. Sliding rear yoke stretch system keeps pants in place. 2-way stretch panels at rear knee, calf and crotch. YKK brand zipper.