Thom Browne Round Sunglasses pair a mid-century round silhouette with satin crystal grey acetate and the label’s signature 4-bar detailing for a refined everyday look. Key attributes: Grey | Tortoise | Acetate | UV-protective lenses | Grey-tinted lenses | Striped enamel temple tips | Straight arms with curved tips | Includes protective case | Round frame | Signature 4-bar detail | Satin crystal grey acetate finish | Dimensions & fit: Lens width: 45 mm | Bridge: 22 mm | Temple: 146 mm | Medium | Composition & care: Frame: 100% acetate | Lens: CR-39 | Temple tips: Enamel | Clean lenses with a microfiber cloth; store in the supplied case; avoid abrasive cleaners and harsh chemicals.