The Julbo Youth Kitty Sunglasses (w/ Spectron 4 Lenses) are designed for children 6-10 years old who spend a lot of time outside. With sporty frame shape and temples the Kitty features impressive technical protection with a touch of feminine flare. The flexible hinges and griping stem ends provide exceptional hold and make these the perfect shades for exploring the great outdoors. Not skimping on the UV protection, this sporty style incorporates a polycarbonate Alti Spectron 4 lenses that is anti-glare and flashed finished, and is Category 4 rated, which blocks 95% visible light so there's no need to squint on bright sunny days. Scratch and impact-resistant, the lens also provides 100% protection against UVA, B and C.