1.2M/1.5M/1.8M Colorful Visibility Inflatable Scuba Diving SMB Surface Signal Marker Buoy Accessory

It can be used for two-stage head pumping and mouth blowing.

TPU check valve, automatically sealed after inflation.

4.5cm large explosion-proof valve.

Duck beak tail shaped sheet.

316 stainless steel D-ring at top and bottom.

2-inch reflective film printed on both sides.

210D nylon cloth, double-sided coating process is not easy to fade.

Single waterproof TPU coating imported from Germany (coating does not contain unstable and easy hydrolysis chemical double ).