Bare Men's Revel Full 3 2MM Wetsuit revel MP ports mounted on swivel Stay warm cozy in MP ports mounted on swivel turret Number of HP ports 2 (7 16" UNF) Number of MP ports 5 (3 8" UNF) Environmental Dry Kit Standard First stage exterior Chrome over marine brass Orientation Convertible LH or RH Coldwater Use Yes Type of second stage Pneumatically balanced Opening Effort Control Knob Yes Integrated Venturi Lever Yes Mouthpiece Comfo bite™ Exhaust tee Diver Changeable comes with 2 sets Heat Exchanger for freezing resistance Yes Hose type Rubber breathing hoses and braided flexi inflator hoses Overall work of breathing (WOB) scores Avg This quality engineered product is backed by a limited lifetime warranty The 3 2mm Revel full is perfect for your weekend at the lake behind the boat Comfort and performance at a great price