TUSA Rescue Marker SMB Waterproof Large diameter Snorkel Tube provides

Large diameter Snorkel Tube provides unobstructed ease of breathing

Even the Quick Release tabs have been redesigned to increase their surface to more easily grip them

All essential dive metrics are neatly displayed in one display for comprehensive analysis

Excellent absorbing qualities

High power waterproof fan pushes 120 cubic feet of air per minute

TUSA Rescue Marker SMB Waterproof Large diameter Snorkel Tube providesThe TUSA Rescue Marker SMB is a valuable tool for divers, regardless of experience level. Features Safety tube that inflates with regulator air Check valve prevents air from escaping Inflator Deflator valve for easy operation Dimension L x W: 1800 x 135 mm