50 lbs. of positive lift. Anti-spill bottom with baffle to allow easy fill from any second stage. Combination oral and BC QD inflator. Remains inflated until you empty it. 2” Diameter OPV with pull for manual release. Rolls up to compact size and stays closed with Velcro strap. Elastic loop at top for chemical light attachment. Stainless steel D-ring at top for slate attachment. Lifting strap with stainless steel D-ring at bottom