And it's perfect for all kinds of water activities, such as pools, swim parks, beaches, yachts, rafting and more. Ideal for toddlers, boys and girls. ????♂️ KIDS FRIENDLY MATERIALS - The Kids swim vest is made of high-quality lightweight neoprene, polyester fibre and EPE polyethylene foam that is breathable and skin-friendly to minimise skin abrasions - perfect for sensitive children's skin.