SURFACE AIR VALVE
G.divers IDM may be equipped with a surface air valve (SAV) that allows the diver to breathe ambient air while at the surface. The SAV may be easily assembled on the octopus/SAV port. Each SAV comes with 4 colored silicone rings to match the mask color.
WARNING for California Residents: this product can expose you to chemicals including BPA, which is known to the State of California to cause cancer, and Phtalates, which are known to the State of California to cause birth defects or other reproductive harm. For more information go to http://www.P65Warnings.ca.gov.