Boss 1597 ACI Glasses are a square, full-rim acetate frame from Boss, designed for everyday prescription wear. The model combines sturdy acetate construction with refined design details for a polished, wearable look. Key attributes: Multicolor | Gray | Acetate | Lightweight | Flexible hinges | Accommodates prescription lenses | Includes brand case and cleaning cloth | Full rim | Square/rectangle frame | Thick acetate frame | Metal insert accent | Dimensions & fit: Lens width: 52 mm | Bridge width: 20 mm | Temple length: 145 mm | Frame size: 52-20-145 (lens-bridge-temple in mm) | Size: M | Composition & care: Acetate