This Surface Marker Buoy adopts a 4.5cm TPU one-way explosion-proof valve, which will automatically seal after inflation.
This scuba surface marker buoy is made of high grade materials, good sealing performance and very durable.
There is a reflective strip on both sides, easily drawing people's attention and allowing them to find your position quickly.
The 1M Inflatable SMB Surface Signal Marker Buoy is the product you didn't think you need, but once you have it, something you won't want to live without.
