Rimless bifocal yellow sunglasses Unisex composite frame Composite lens non-polarized Lens width: 64 millimeters Lens height: 36 millimeters Bridge: 16 millimeters Arm: 119 millimeters INCREDIBLY FLEXIBLE FRAMES & NOSE PIECES  Youve probably worn stiff plastic sunglasses that pinch behind your ears. These bifocal sun readers are extremely light and flexible, so they conform nicely around your head. You can wear this bifocals for hours while cycling or driving and not even notice they are on. Soft rubber nose pieces prevent slippage, so these bifocal readers are perfect for fishing, tennis, baseball, and golf. IMPACT RESISTANT POLYCARBONATE LENSES  No matter what you plan on wearing sunglasses for, eye protection should always be a priority. These lenses are constructed of polycarbonate, an impact resistant thermoplastic that is virtually unbreakable and extremely scratch resistant. Have you tried to break a CD (compact disc) before? It cant be done! CDs are made of polycarbonate. The bottom line is, your eyes are worth every penny you spend on sunglasses. NON-SLIP RUBBER NOSE & EAR PIECES: If you want to be on top of your game, you need sunglasses that dont slide down your nose, or fly off in the wind. If you to start to sweat, ordinary plastic nose pieces can hinder your performance. Rubber nose and ear pieces are soft and comfortable. Spend more time focusing rather than adjusting with these sunglasses. SAVE $$$ ON COMBOS! Our price for a single pair is an excellent deal. Now you can purchase 2 or 3 pairs of sunglasses for even a BETTER deal. You can try the HD Copper Lens on the golf course; or try yellow pair for night driving or riding. Keep an extra pair in the car or have a backup pair. NEAR INVISIBLE BIFOCAL LINE: Everyone will need to wear bifocals at one point in their lives. But does the whole world need to notice those unsightly bifocal lines? The magnified reading area at the bottom of the lens is injection molded, which means you cant feel the bifocal line on the lenses. The front of the lens is smooth, like nothing is there. Its nearly invisible. Its visible from the back of the lens, however, but not so much on the front of the lens.