Ray-Ban Clubmaster Optics Optical Frame updates the iconic Clubmaster with a square, transparent look. The white transparent acetate construction offers structured everyday style and prescription compatibility. Key attributes: White transparent | Clear | Acetate | Prescription-ready | Compatible with Transitions lenses | Adjustable nosepads | Includes original case, cleaning cloth and certificate of authenticity and guarantee | Clubmaster browline design | Square shape | Full-rim polished finish | Dimensions & fit: Lens width: 49 mm (1.9 in) | Bridge width: 21 mm (0.8 in) | Temple length: 140 mm (5.5 in) | Lens height: 38.3 mm (1.5 in) | Narrow fit | Composition & care: Acetate | Wipe lenses with the included cleaning cloth and store frames in the original case when not in use.