This is the Highland 100 Pound Lift Bag Scuba Diving Lift Bag Features: 100 lbs. of positive lift Anti-spill" bottom for easy fill from bottom Combination oral/QD inflator hose inflator 2" Diameter OPV with pull for manual release (p/n BP52) Lifting strap with stainless steel D-ring Elastic chemical light holder at top Stainless steel D-ring at top for attachment of light or strobe Lifting handle at top Includes 6.5" X 12" mesh carry pouch with grommets for plate attachment (p/n HL080) Mounting hardward is not included (p/n HL510) Highland by XS Scuba offers a 100 lbs. (45.4 kg) Lift Bags with a unique "anti-spill" bottom with baffle to allow easy fill from any device and prevent lift bag from dumping air or taking on water when it hits the surface.