Marlin knows some toddlers need that extra boost of confidence to get into the water. This personal flotation device can instill in them the confidence they deserve to feel. It is not only suitable to wear in the water, but also on the boat, so you can make sure they are safe at all times. Complies to Australian Standard AS4758. It is suitable for any child with a body mass between 10-25 kilograms. This vest features a collar to keep your head out of the water in the case of unconsciousness.