Ocean Pro Orthodontic Mouthpiece Colour:Black the SPG Tech Gauge with

the SPG Tech Gauge with black face provides exceptional accuracy and reliability in demanding underwater conditions

It features a reversible hose attachment

Make sure to always take the best pictures possible

it’s tough stuff that will hold up to years of extreme diving and keep that “new look” longer

Balanced downstream valve second stage

Ocean Pro Orthodontic Mouthpiece Colour:Black the SPG Tech Gauge withDesigned for extra comfort with the natural overbite of the mouth, the Ocean Pro Orthodontic mouthpiece is made from tough yet soft silicone. It has been designed to help relax the jaw and reduce jaw fatigue during a dive.