Specially designed for younger children, JAN & JUL Sunglasses are BPA, Phthalate and PVC free. Conforms to all CPSIA standards. Flexible and durable TPEE frames that can survive strong little fingers. UV 400 lenses with 100% UVA UVB sun protection. Adjustable comfortable strap keeps the glasses in place. Polarized shatter-resistant lenses to minimize glare and for longer use.