According to SOLAS Chapter III & LSA Code
> Constructed with Waterproof material
> provides inherent buoyancy of at least 70 N
> can be unpacked and donned without assistance within 2 min
> covers the whole body with the exception of the head and hands
> Resist burning or melting for min 2 Seconds
> It is equipped with a pocket for a portable VHF telephone
Person wearing can able to,
> climb up and down at least 5 m in length
> jump from a height of not less than 4.5 m into the water, without damaging the suit, or being injured
> swim through the water at least 25 m and board a survival craft
> don a lifejacket without assistance