The TYR Kids Swimple USA Swim Goggles are constructed with durable, hypoallergenic Silicone gaskets. The Swimple features optical grade, polycarbonate lenses with anti-fog and UVA/UVB protection, a secure release button for quick and easy strap adjustment and a small, unibody frame to accommodate various face shape. All TYR kids goggles have been tested and approved in accordance with the Consumer Product Safety Commission's guideLines. It's never too early for excellence!