SCUBAPRO&';s SRS is designed to be donned quickly in the event of an emergency, military action, or deal with any unexpected underwater situation at a moment&';s notice. The double horse collar-style BCD is PU coated on the outside, making it easy to sanitize and dry, and it comes with a TEK BPI and double tank cinches. An optional rear tank set-up is also available. To create a full kit, additional products can be purchased separately including regulator systems, analog pressure gauges, knives and tools. Large volume donut shape One size fits all design PU coated outer shell makes it easy to sanitize and dry TEK BPI is based on a K-style layout which offers an extremely robust and lightweight design for smooth balanced air control during inflation/deflation Front mount bottle configuration Convenient MOLLE system across the front for attaching accessories, pockets, cutting devices and more Liff Capacity: 51.7 lb.