1) Only Suitable for competent swimmers
2) Sheltered water use where help is close at hand
3) Only provides support to a conscious person who can
help themselves

1) Suitable for swimmers and non-swimmers in inshore and coastal waters
2) They give a reasonable assurance of safety from drowning in relatively calm waters
3) Not guaranteed to self-right an unconscious user wearing waterproof clothing and should not be expected to protect the airway of an unconscious person in rough water

1) Suitable for swimmers and non-swimmers
2) For use in all but the most severe conditions
3) They will give reasonable assurance of safety from drowning, to a person not fully capable of helping themselves
4) May not immediately self
-right an unconscious user wearing heavy waterproof clothing
5) Equivalent performance to previous BSI Approved Lifejackets