XS Scuba Deluxe 50lb Lift Bag. 

Features: 

• 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