• UV 400 sun protection
Fit 2-8 years
Sunglasses labeled UV 400 provide nearly 100% protection from harmful ultraviolet light rays, blocking wavelengths up to 400 nanometers, including UVA and UVB rays. Ultraviolet, or UV, rays are electromagnetic radiation from the sun. While you can’t see it, UV light penetrates Earth’s atmosphere and reaches your skin and eyes in the form of UVA and UVB waves.