1Made of high grade materials, good sealing performance, explosion-proof, durable and not easy to damage. 2Quick inflate or deflate after using for quick storage. Giving you a convenient using experience. 3There are 316 stainless steel D ring on the top and bottom, which are easy to attach it on your BCD pocket or clip. 4Double-sided Diver Below words printing and bright color design, easily draw people's attention and allow them to find your position quickly. 5It ensures extra safety while diving, really an indispensable accessory for diver location marker.Features:Made of high grade materials, good sealing performance, explosion-proof, durable and not easy to damage. Quick inflate or deflate after using for quick storage. Giving you a convenient using experience. There are 316 stainless steel D ring on the top and bottom, which are easy to attach it on your BCD pocket or clip. Double-sided Diver Below words printing and bright color design, easily draw people's attention and allow them to find your position quickly. It ensures extra safety while diving, really an indispensable accessory for diver location marker. Specification: Condition: 100% Brand New Brand: Keep Diving Material: 210D Nylon + TPU Coating Color: Fluorescence Green, Fluorescence Orange, Rose Red(Optional) Length: 1.2m / 3.9ft, 1.5m / 4.9ft, 1.8m / 5.9ft(Optional) Width: Approx. 15cm / 5.9in(1.2m); 17cm / 6.7in(1.5m); 18.5cm / 7.3ft(1.8m) Weight: Approx. 317 - 462gPacking List: 1 x Surface Marker Buoy