Submersible Systems (Spare Air) has been in business over 40 years, sold over 300,000 units and made in the USA
DiveCatalog Exclusive package includes Spare Air Model 300 Package Kit 3.0 cu ft - Nitrox and FREE Coil Lanyard to keep your products in a secure yet function place.
Refillable to 3000 psi off any Nitrox SCUBA tank or air compressor with included refill adapter (patented)
Small, hands-free, nearly neutrally buoyant. 3.0 cubic feet of air
Completely redundant back-up miniature SCUBA system