Mares Yellow Surface Marker BuoyYellow Surface Marker Buoy The standard orange marker buoy is the ideal buoy for signaling your position in your technical dives. Its technical features make it reliable for signaling the position even in difficult conditions. The closure at the base prevents any possible loss of air. Inflatable by mouth or by inserting the hose of the BC, it guarantees total filling. Easily foldable to fit into your pocket or backpack pocket. Features: Orange color