Add more color to your regulator for a totally customized look. Or use the mouthpiece/hose protection (1st stage) color kits to easily distinguish your mixes on tech dives. The mouthpiece and hose protector, both made of PVC, are available in several colors to match your regulator to the rest of your gear. Compatible with the entire range of currently offered SCUBAPRO second stages. Sold as a kit with one mouthpiece and one hose protector.