Bikershades Safety Bifocal Sunglass Readers w/Strap Wrap-Around Semi-Rimless Men Women Smoke Clear Yellow High Definition HD

Origin: ImportedTR90 SUPER DURABLE THERMOPLASTIC FRAMES: This proSPORT Bifocal reading sunglasses are made of TR90 thermoplastic. This revolutionary material TR90 frame is a Swiss technology that offers outstanding properties such as extreme stress and crack resistance, flexibility, lightweight and an incredibly smooth finish. They are also extremely heat resistant, so you don't have to worry about wearing them melting, getting sticky, or getting too hot under the sweltering sun on the beach.IMPACT RESISTANT POLYCARBONATE LENSES: When shopping for motorcycle riding sunglasses, eye protection should always be a priority. Polycarbonate is an impact resistant thermoplastic that is virtually unbreakable and extremely scratch resistant. Have you tried to break a CD (compact disc) before? It can’t be done! CDs are made of polycarbonate.NEAR INVISIBLE BIFOCAL LINE: Everyone will need to wear bifocal eyewear at one point in their lives. But do you need the whole world to notice the unsightly bifocal lines? The magnified reading area is injection molded, which means you can’t feel the line on the front of the lenses. The front of the lens is smooth, like nothing is there. So the bifocal line is nearly invisible. It’s visible from the back of the lens, but not so much on the front of the lens. So, stay smoooooth!INCREDIBLY FLEXIBLE FRAMES & NOSE PIECES: Stiff plastic sunglasses can pinch behind your ears. These sport bifocal readers are extremely light weight and flexible, so they conform nicely around your head. You can wear these bifocals for hours and not even notice they are on. smooth rubber nose pieces and ear pieces prevent slippage, so they are perfect for cycling, tennis, baseball, golf, biking, running, driving, fishing, boating, motorcycle riding, hunting and shooting.#N/A Perfect for everyday use. superior materials and excellent craftsmanship ensure long-lasting durability.