CK4118S Sunglasses - Calvin Klein Authorized Retailer 。These designer sunglasses cannot take prescription lenses. Made of plastic, otherwise known as cellulose acetate, or zyl, the frame can be easily adjusted for a perfect fit with your prescription lenses. Your frame purchase includes free standard shipping charges, and manufacturer packaging. You can add doctor verified prescription lenses, add custom polarized lenses, and many other lens options if you desire them. Like all cK Calvin Klein products, the cK Calvin Klein CK4118S provides the sophisticated and classic look that we all need. cK Calvin Klein CK4118S frames have a rectangle shape, which helps to balance rounded facial features. Frame shape is the most noticeable feature of a pair of glasses, followed by frame color and frame size. Top brands always have a large collection of rectangle frame shape glasses, as well as oval frame shape glasses. cK Calvin Klein CK4118S frames feature a fashionable full frame design, which is the largest component of designer eyeglasses brands collections. A rim all the way around the lenses, provides for maximum stability and durability. Product Group: Sunglasses Gender: Women Material: Acetate Shape: Rectangle Rim: Full Rim Category: Sunglasses Country: China Age Group: Adult Eye Diagonal \"ED\": 59mm Eye Circumference: 160 Edge type: Beveled