Hollis Compact Signal Marker Buoy (SMB) DUTYFREE 9" (70 cm x 38

9" (70 cm x 38 cm)

features Decompression Computer Air Integrated Number of Transmitters (Optional) Up to 2 3 axis

Overbalanced diaphragm first stage also provides ideal hose routing for both backmount and sidemount users and optimum performance regardless of depth

“DIAMOND-TUFF” nylon laminate on the exterior and a high-stretch interior laminate provide 4-way stretch enhancing your freedom of movement

Two large zippered pockets

Hollis Compact Signal Marker Buoy (SMB) DUTYFREE 9" (70 cm x 38Overview The Hollis Signal Marker Buoy (SMB) is a great safety device that all serious divers carry on every dive. The SMB is the smart way for a diver to mark their location when making safety stops, completing mandatory decompression stops and signaling the boat if they surface a distance away from the boat. The Hollis SMB is brightly colored for easy recognition from a distance. The buoy is a closed cell design made from durable 300 D polyester