Hollis Signal Marker Buoys underwater tools these fins provide the efficiency

these fins provide the efficiency and ease you need to make the most of your underwater adventures

and neck to minimize water entry and maintain warmth

The MK19 + S600 TI is the combo you want

allows easy water purging

Hollis Signal Marker Buoys underwater tools these fins provide the efficiencyThe Hollis Signal Marker Buoy (SMB) is a great safety devise 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 Marker Buoy is a Closed Cell Design made from Durable 300 D Polyester material with Radio Frequency (RF) Welded Seams. The Hollis SMB also