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 Adensco products, the Adensco JAN provides the sophisticated and classic look that we all need. Adensco JAN 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 Single Bridge.Designed for adults, this model has a Regular type hinge for greater comfort. See all Adensco Adensco Eyeglasses Safilo Adensco Eyewear is one of the world's largest makers of eyeglasses and sunglasses. Safilo makes glasses frames and sunglasses for Polo Ralph Lauren and many other top eyewear labels. Safilo also makes a full line of "house" eyeglasses models, under several names like "Adensco" and others. Made by a leading Italian manufacturer Safilo, Adensco eyeglasses have remarkable durability and elegance. Flexible in its design and innovative, Adensco glasses provides a broad range of styling from young at heart to full-grown.