Swimfree Boys Blue/Green Floating Swimsuit Sun Protection Swim Suit Spf 50 Flotation Suit Size Medium For Kids Age 3.5-5.5 Years Old Kids Floatation suit Wetsuit style swimwear with a back zipper. Special EPE foam that moves with the kids body shape. SPF50/UPF50+ highest level of sun protection. Great Safe water experience for kids that helps the kid to build up confidence in the water.