This is the Sherwood Sentinel Jacket Style Entry Level Diving BCD Features: 1000D Nylon Compact Jacket Style Air Cell 1680D Nylon Jacket Fabric Two Large Velcro Pockets Sternum Strap One-Piece Backplate. Cummerbund Extender Available. Sherwood Inflator AKONA BC Pro Kit and QuickClip (TM) system ready. Available sizes: 2XS - XL The Sentinel is our newly designed rental and entry level BCD. It is engineered to withstand the rigors of rental programs around the world. New durable fabrics and components make the Sentinel an easy choice for everyone.