Specifications:
Clear vision, high definition, leak-proof, two-layer seal, anti-fog coating. UVA/UVB protection, flexible strap. Lens material: Polycarbonate. The lenses are thin and lightweight, but also offer excellent impact resistance to protect your childrens sensitive eyes. Wristband, sealing material: Silicone. Made of high-quality and hypoallergenic silicone, the glasses straps are soft, durable and also safe for your children.