Duo-Flex Silicone Mouthpiece:
Dual material technical Regulator or Snorkel mouthpiece, which gives you the advanced comfort of a silicone body with the strength and durability of a tough bite flange.
Ergonomically shaped to suit your mouth perfectly...
Quickly converts DIN first stage regulators to instantly fit 232bar A Clamp cylinder valves.
Available for 232bar and 300bar DIN regulators.