Leatt elbow guard 3df hybrid youththe 3df elbow guard uses new leatt 3df 3 dimensional impact foam that offers a soft and flexible fit and energy absorbing impact protection this combination results in comfortable lightweight ce certified protection protection that includes moisturecool wicking fabric that keeps you cool so comfortable you may forget you have them on immediately after impact our 3df foam absorbs the energy and its memory effect allows the foam to return to its original p