Whats in the box:Ocean Reef 48" (121.9 cm) Extraflex Quick Disconnect Hose

Hose Fittings are made from Chrome Plated Brass for Durability and Long Life this 48" (121.9 cm) Extraflex Quick Disconnect Hose allows for quick and easy connection and disconnection at the second stage, so the mask may be transported free of the first stage regulator. Hose can be used when multiple users are either using the same mask or regulator set ups, making switch over's fast and easy. Hose has standard 3/8" Threads for connection to the first stage and the Extraflex Hose Material adds comfort when wearing the mask.