Make an impression on your opponent, not your knee, with the protection of The Impact(TM) bubble knee pad from Cliff Keen(R). A best-selling wrestling knee pad, The Impact(R) performs on the mat thanks to its anatomical compression-molded "bubble" that delivers high-impact knee protection. This wrestling accessory's patented ergonomic construction ensures the best fit, so your focus remains on the match, not on adjusting your equipment. FEATURES: Best-selling kneepad in wrestling Patented ergonomic construction for the best fit Anatomical compression-molded "bubble" offers high-impact protection Machine washable One Year Manufacturer's Defects Warranty Model: BK64 CLIFF KEEN ADULT KNEE PAD SIZE CHART: XS: 9.5" - 11.5" S: 11.5" - 13.5" M: 13.5" - 15.5" L: 15.5" - 17" XL: 17" - 18.5" XXL: 18.5" and over Measure the center of bent knee for sizing For additional information relating to the Manufacturer's Warranty, please contact 1-800-992-0799.