1) Used by sea men, and ship and boat passengers
2) Buoyancy: at least **0N
3) Material: neoprene
4) Reflective tape: 3M
5) Specification: the body temperature will not be centigrade lower
than normal 2temperature after immersing in the 0 - 2
centigrade still water for 6 hours
6)Type:FZB-II