***2 is designed and produced according to European Standard
ISO******3.It consists of one air chamber which is made of TPU
nylon composite material,automatic inflatation device,CO2 cylinder
,oral inflation tube and outer cover etc.In emergent situation when
falling into water,it can be inflated by the automatic inflation
device within five seconds or by manually pulling the toggle so as
to ensure safety of the drowing people.It has the advantages of
small volume,light weight,comfortable to wear,easy to use.It is
suitable for offshore operation personnel's lifesaving use.it is
also used as personal protective sportswear.