These designer prescription glasses are made to accommodate most prescription lenses.Stetson Stetson Zylo-Flex 716 frames have a Navigator shape, which very fashionable now and great for progressive lenses. 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.Stetson Stetson Zylo-Flex 716 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.This frame has a total width of 137mm. See all Stetson Stetson Glasses Stetson glasses have been a leading men's eyewear brand since 1982, offering incredible comfort and long lasting durability. Glasses are available in a wide range of colors, shapes, sizes and materials. Most styles accommodate multi-focal lenses. In 1865, John B. Stetson fashioned the hat that would become the symbol of American Independence, individuality, integrity and strength. Today, everything that carries the Stetson brand, stays true to these American values: "Make things right and the best they can be." All Stetson glasses and Stetson sunglasses can be customized with prescription lenses, just like all of our glasses.