Calvin Klein Eyeglasses. Series number: CK18121. Color code: 600. Shape: Square. Lens Width: 53 mm. Lens Bridge: 15 mm. Arm Length: 140 mm. Frame Material: Metal. Frame Color: Satin Red. Lenses Type: Demo. Rim Style: Full-Rim. UPC/EAN code: 883901104332. Calvin Klein Demo Square Ladies Eyeglasses CK18121 600 53. Manufacturer’s Packaging Included. Packaging Size And Color May Vary.