Sferoflex SF1152 Optical Frame combines lightweight acetate construction with the brand's flexible temple technology for comfortable, everyday wear. The classic Havana finish suits a range of looks and is prescription-ready. Key attributes: Brown | Havana | Acetate | Lightweight construction | Flexible fit for varied face sizes | Flexible temples for comfort | Prescription-ready (demo lenses installed) | Includes protective case and cleaning cloth | Square frame shape | Full-rim design | Shiny Havana tortoise finish | Dimensions & fit: 54 - 19 - 140 mm (Lens width - Bridge - Temple) | 56 - 19 - 145 mm (Lens width - Bridge - Temple) | Available in sizes 54 (medium) and 56 (large) | Temple lengths: 140 mm (size 54) and 145 mm (size 56) | Composition & care: Acetate | Clean lenses with the included microfiber cloth and store frames in the supplied protective case. Avoid abrasive cleaners and prolonged exposure to high heat.