Gucci GG0681S Sunglasses combine a refined metal frame with light-adaptive lenses for reliable everyday wear. The model is built for clear vision in changing light and refined, logo-forward styling. Key attributes: Yellow | Gold | Blue | Beyond brown | Metal | Photochromic (self-tinting) lenses | Blue light filter | UV protection | Compatible with prescription lenses | Square frame | GG logo on hinges | Single bridge | Dimensions & fit: Lens width: 54 mm | Bridge: 20 mm | Temple length: 150 mm | Composition & care: Metal | NXT lens