Free Shipping & Easy Returns, plus Price Match! Explore Ray-Ban RB7168D Eyeglasses now. Ray-Ban RB7168D is a Progressive Eligible frame for Men and Women, which is made of Nylon. Nylon is a thermoplastic material that is blended in order to counteract its initial brittleness. Nylon blends are lightweight, stable, and resistant to breakage. Nylon has less of a tendency to "bleed" it's plasticizers resulting in great hypoallergenic properties. It can be blended with polyamides,grilamid, or trogamid. This model features a Square shape, with a Single Bridge. Ray-Ban RB7168D 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-Bans As 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.