The Mares Bolt BCD is comfortable and reliable. It has the latest SLS integrated weight system with a max capacity of 46lbs for all sizes XS-XL. Includes smart trim weight positioning for optimal comfort and buoyancy control. Maximum adjustability waist and shoulder straps. Superbly comfortable and stable back buoyancy BC with 21kg lift (46 lbs) Streamlined Swivel shoulder buckles Smart trim weight positioning SLS weight system Roll-down cargo pocket Adjustable cummerbund Monoplate backpack fits single or double tanks Visual confirmation of proper weight pouch insertion Personalizable label on weight pockets