The latest version of the SubGravity SMBs, these new Gen 2 SMBs feature dual bungee retaining loops for maximum security when stowed.
Surface Marker Buoy (aka SMB or DSMB)
Surface Marker Buoys - Diving Safety - Aqua-Marina PADI 5*, Tenerife
Surface marker buoy - Wikipedia
Scuba Diving Surface Markers
What is a Surface Marker Buoy? - Guide to DSMBs and SMBs
Surface marker buoy - Wikipedia
Types of Surface Marker Buoys & How to Use Them - AquaViews
Scuba Diving Surface Markers
Surface marker buoy - Wikipedia
Surface marker buoy - Wikipedia
HOW TO DEPLOY A Surface Marker Buoy
High visibility surface marker buoy for scuba diving. Perfect for getting the attention of the boat while scuba diving or snorkeling., Features:,
Surface Marker Buoy 45 Oral Inflation