- 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 - Travel friendly - Visual confirmation of proper weight pouch insertion - Personalizable label on weight pocketsWeight system: SLS Lift: 200N (Size L) Material: Cordura 420 Rings: 6 Stainless steel Weight: 3.9kg (Size L) Backpack: Monoplate