Stay tough on the face-off in the Warrior(R) Evo Arm Pads that feature Bone System Impact Technology and a moisture-wicking liner for superior protection, comfort and flexibility on the field. Bone System Technology Molded PE board layered in with other foam in key impact zones Provides superior impact protection Superior Construction 9 piece construction provides a comfortable form-fit Specialized no-slip gel print applied inside arm pads help prevent slipping Limited Distractions Wartech FLX Liner features 2-way stretch, moisture-wicking material for flexibility and comfort