These designer prescription glasses are made to accommodate most 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 Swarovski products, the Swarovski SK5091 provides the sophisticated and classic look that we all need. Swarovski SK5091 frames have a cat-eye shape, which complement most 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.Swarovski SK5091 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.The frame has a saddle bridge without nosepads, a popular feature providing a sleek look.Designed for adults, this model has a Regular type hinge for greater comfort.Standard skull temples can be easily adjusted to fit perfectly behind your ears.2-year warranty. The warrantee by the manufacturer covers manufacturer's defects for the frame. As an online optical superstore, we can help to process a warrantee for you with the manufacturer, according to their return policy. See all Swarovski Swarovski Glasses Swarovski glasses are made in Austria by Silhouette, one of the world's leading eyewear makers. Swarovski is well-known in the world as the world’s leading producer of precision-cut crystal for fashion, jewelry and more recently lighting, architecture and interiors. The company was formed in 1895 by Daniel Swarovski, a bohemian inventor and visionary businessman. All Swarovski glasses feature distinctive, beautifully cut Swarovski crystals adorning the frame or temples. When you wear Swarovski glasses, you will sparkle and light the world on fire with your brilliance.