Retrosuperfuture Bird Boogie sunglasses combine a clean metal frame with tempered mineral glass lenses for precise vision and a distinctive retro-inspired look. Designed for comfort, they feature adjustable nose pads and acetate temple tips for a secure fit. Key attributes: Brown | Dark silver | Metal | Tempered mineral glass lenses | Base 2 lens curve | Adjustable nose pads | Adjustable acetate temple tips | Includes protective pouch | Round frame shape | Top bar | Logo engraved at temples | Dimensions & fit: Lens width: 53 mm | Bridge: 19 mm | Temple length: 145 mm | Size: R | Composition & care: Metal | Acetate | Mineral glass | Clean lenses with a microfiber cloth; avoid abrasive cleaners and chemicals; store in the protective pouch when not in use.