Fighting's Shock Suppression Gel series, with exclusive S2 GEL Technology, features a trio of precision-placed internal foams that create a unique shock-absorbing system. BL05S High Density Impact Absorbing Foam, K-329 Sponge Comfort Foam, and S2 Shock Suppression Gel inserts are all strategically placed at key impact zones to offer the maximum in form-fitting comfort, revolutionary impact resistance and elite protection. Innovative new design offers superior coverage and impact resistance. Unique anatomically curved design with protruded rib, front and side insets provide exceptional shock absorbency with incredible freedom of movement for trainer. Complete with two padded, adjustable shoulder straps, adjustable back of the neck pad, and rear adjustable seatbelt nylon back strap with metal and PVC plastic industrial buckle attachments for comfortable, restriction-free, custom fit for all trainers. Moisture wicking inside liner helps keep trainer cooler and dryer during intense training sessions.