A Surface Air Valve from the Ocean Reef brand for the G.Divers full face mask. With this surface valve you can breathe outside air on the surface while wearing your mask without using air from your bottle.
The set consists of the valve and 4 color rings
With this black Ocean Reef Extraflex Quick Connect Hose 80 cm you can easily and quickly connect and disconnect your IDM (integrated Diving Mask) and transport it and store it separately from your breathing set.
Also suitable for standard breathing sets