OMS Emergency Divers Alert Marker, 5.2' long (1.57 meter), open bottom

This OMS SMB is designed with an open bottom allowing the diver to inflate it using the using the second stage of a regulator or other methods. This SMB is a standard piece of gear for divers performing drift or decompression dives. Before using this equipment, divers are recommended to seek instruction under the guidance of a qualified instructor.