exunoplures.info: Scuba Choice Adult Royal Blue Snorkel Vest w/Crotch Strap, Size Large: Sports & Outdoors.
This works really well. I bought it because I do not live near a pool and cannot swim regularly. I was planning to snorkel during a cruise and I wanted to feel.
Suitable for adults weighing more than 90 kg; Removes and put the tape prevents the jacket is uploaded when inflation. Easy oral inflator. Vest for snorkel size.