4 Season protective undergarment. Dryarn technology fabric for high breathability. Side zipper closure. Neck brace compatibility. Removable P.O.I. technology protection (visco elastic material). BACK PROTECTOR EN1621-2/2014 LEVEL 2. CERTIFIED. CHEST PROTECTION STONEGUARDEN 14021 CERTIFIED. SHOLDER AND ELBOW PADS EN 1621-1 / 2012 LEVEL 2 CERTIFIED.