Gast Olli Sunglasses combine a classic round profile with durable acetate construction, offering reliable sun protection and everyday wearability. Key attributes: Black | Acetate | 100% UVA/UVB protection | Anti-reflective inner coating | Semi-flat nylon lenses | Handmade construction | Round shape | Comfortable fit | Dimensions & fit: Front width 141 mm | Front height 42 mm | Lens width 52 mm | Lens height 42 mm | Temples length 145 mm | Bridge 22 mm | Comfortable fit | Composition & care: Acetate | Nylon | Metal | Wipe lenses with a microfiber cloth; store in protective case.