The Reebok 10K Elbow Guard has FitLite arm and elbow technology which offers lightweight form fitting protection. F.I.T construction conforms the elbow for a custom fit. The F.A.V system provides comfort with superior air circulation. The 10K Elbow Pads feature griptonite on the forearm and triceps area to lock in the perfect fit and keep pad from sliding down the arm. Reebok Play Dry wicks moisture away from the body and the Direct Sweat Management channels moisture away from the elbow.