The Crewsaver Spiral 100N-Junior is a popular, solid foam range of lifejacket for babies, children and juniors. With Crewsavers renowned design and build quality, this is a lifejacket that you can trust. The Spiral is approved ISO-12042-4 with a 100N rating which effectively states usage as follows: Suitable for swimmers and non-swimmers in Inshore & Coastal waters. This lifejackets inherent foam construction is maintenance free and cannot be damaged by penetration or cuts and its substantial collar gives great support in keeping your childs head clear of the water.