X LOOP KID'S BIKER Style GREEN BLACK FRAME Sunglasses Imported metal frame polycarbonate lens Featured with "Lead Free" high quality glossy plastic frame with metal hinges, these glasses are durable and safe for kids. Our polycarbonate lenses are made with high optical quality, featuring 100% UVA/UVB, absorbing 100% harmful UVA and UVB spectrums. Frame Size (approximate): Width: 5" / Height: 1.5" Note: The sunglasses fit most 3-10 year old kids but it depends on the size of the kids. For more accuracy, please refer to the frame size.