Feel the Intensity of the Sport, Not the Impact! The latest innovation in wrestling knee protection is here! Cliff Keen's NEW XTREME Impact™ Kneepad With Poron® XRD™, features a revolutionary Poron® high-performance pad, which creates a unique protective shield that can absorb up to 90% of the most intense force -- hit after hit. * Wearable padding works with you -- Lightweight, comfortable, and breathable. * Revolutionary technology for performance when you need it most. * Microban® Antimicrobial product protection inhibits the growth of bacterial odors. * Poron® XRD™ pad is removable from the knee sleeve. * Machine washable. * One size fits most (adult).