Free Shipping & Easy Returns, plus Price Match! Explore Ray-Ban RB5421F Eyeglasses now. Ray-Ban RB5421F is a Progressive Eligible frame for Men and Women, which is made of Acetate.Acetate is the most common material used for frame manufacturing. It has endless possibilities for color, texture, and patterns. It can even be laminated to create great visual effects, and it can retain a higher luster. Acetate is lightweight, so it is often chosen for its versatility in coloring as well as for its comfort. Acetate is made out of cotton seed fibers and plasticizers. This model features a Rectangular shape, with a Single Bridge.Ray-Ban RB5421F Eyeglasses come with a cleaning cloth and protective carrying case.About Ray-Ban Eyewear Ray-Ban eyewear has long set industry style standards for its timeless, retro aesthetic, setting itself apart from lesser makers with the original Wayfarer Classic—arguably the most recognizable and iconic silhouette in the history of sunglasses. From the likes of General Douglas MacArthur to movie star Peter Fonda, denizens of celebrities the world over have defined their personal style by their Ray-Ban eyewear, and still prefer these instantly recognizable frames today. 100% Authentic Ray-BansAs a Ray-Ban Certified Store, FramesDirect.com sells only 100% authentic Ray-Ban sunglasses, eyeglasses, and prescription sunglasses frames. Shop confidently for the eyewear you love: each Ray-Ban frame comes in its original packaging with original brand markings, certified by Ray-Ban itself.