Clinch Gear Performance Wrestling Singlet - Boys' Grade School Clinch Gear Wrestling Singlets feature high quality fabrics and construction. These lightweight yet rugged solid-color performance singlets have the following features: Nylon-based performance stretch fabric with moisture wicking, matching fabric and color on shoulder trim, silicone gripper on the legs and high-quality flat seam stitching. 80% nylon/20% spandex. Imported. Sizing: XXXXS= Youth S, XXXS= Youth M, XXS= Youth L.