William Rast WR1020 is a stylish rectangle frame. These designer prescription glasses are made to accommodate most prescription lenses. These Prescription Glasses feature a fashionable full frame design. A rim all the way around the lenses, provides for maximum stability and durability. Made of metal, the frame can be easily adjusted for a perfect fit. The frame has adjustable nosepads, a popular feature providing comfort and precision to any nose shape. Designed for Adults, this model has a Spring type hinge for greater comfort. Standard skull temples can be easily adjusted to fit perfectly behind your ears.