shall not sustain burning or continue melting after being totally enveloped in a fire for a
period of 2 seconds.
at least 75% of persons, who are completely unfamiliar with the lifejacket, can correctly don
it within a period of one min without assistance, guidance or prior demonstration;
after demonstration, all persons can correctly don it within a period of one minute without
it is clearly capable of being worn in only one way or, as far as is practicable, cannot be
it is comfortable to wear;
it allows the wearer to jump from a height of at least 4.5 m into the water without injury and
without dislodging or damaging the lifejacket.