Material: flexible and environmentally friendly TPEE Measurements: frame 12.5 cm x stem length 14 cm Shatter-resistant hinges CE Certificate Polarized lenses Category 3 UV400 lenses Avoid exposure to water Dry them well if exposed to water. For children aged 18 months to 10 years Attention: TAC lenses are made up of 7 protective layers. Water can cause layers to lift and damage sunglasses, so avoid exposure to water.