JZLiner DSMB 6ft Surface Marker Buoy with 100ft Finger Spool Reel Diver Below Signal Flag Tube Scuba Diving Equipment Open Bottom Set (6ft)

Surface Marker Buoy also as "Delayed Surface Marker Buoy", "Decompression buoy", "Deco buoy", "SMB" or "DSMB", it is a diving safety equipment that you must choose with care. Specification: SMB Length Size: 4FT（1.2M）/6FT(1.8M) Dive Reel Length: 100FT (30M) Material: Steady 201D Nylon Features: 1.D-ring on the top, you can hang a secure small dive light 2.Dual sides about high-visibility reflective band, Orange color, it is bright enough as a marker device 3.Made from a 210D Nylon Fabric, NON-return design and a dump valve, easy to inflate and don't worry air leak or rupture 4.Use your regulator in the open bottom of the SMB is very rapidlyto inflate it, or inflate it by mouth 5.Weighted block in the end of SMB for additional stability, it will stand upright in water 6.Lightweight, D-ring, Magic tape and Rubber band in the end to ensure the SMB is convenient to carry 7.Alloy Finger spool dive reel with braided nylon line and double ended Bolt Usage: 1.Provide buoyancy in surface in case an emergency 2.A signal marker device to boat or another buddies 3.Safe stop, stabilize your body, control diving depth 4.As a visual reference, Pre-fixed a SMB, diver beginner would have more confidence to dive Package: 1x Diving Inflatable Marker 1x Alloy Reel 1x Double Ended Bolt Clip