Spare Air 170PK-DG Package with Dial Gauge Rash Guards - Unisex Full Improved orthodontic mouthpiece with dual

Improved orthodontic mouthpiece with dual color tabs for comfort and fit

insert the O-ring into the groove on the 5-pin connector

over-balanced diaphragm FDX-i is environmentally sealed

guaranteeing smooth operation even underwater

Spare Air 170PK-DG Package with Dial Gauge Rash Guards - Unisex Full Improved orthodontic mouthpiece with dualThe 1. 7 Spare Air Package is the smallest portable air source in the world! Designed to get you to the surface in the event of an emergency, yet small enough to not even know you are wearing it! Spare Air is the preferred choice of both professional and sport divers for a very good reason. It saves lives! Self contained and user refillable, it is a total redundant back up miniature scuba system. In case of emergency, Spare Air provides you with