The Brilliance is a casual pair of bifocal sunglasses with a built-in magnification lens conveniently located on the bottom of the sunglass lenses and are great for reading outdoors. If you are able to see the distance without the assistance of prescription glasses and only require reading glasses with the added bonus of UV400 protection for outdoor use then The Brilliance bifocal outdoor reading glasses is your answer . Reinforced Spring Hinges. The hinges are equipped with a small spring that allows the arms a greater range of movement and does not limit them to the traditional 90 degree angle. These hinges provide greater flexibility and comfort and are more able to withstand everyday use. Spring hinges will flex to your head size and give you a comfortable squeeze which make them great for outdoor activities. The image on the left shows stretched open for maximum flexibility and are able to remain that way all day without snapping like a traditional pair would. The image on the right shows the armband not stretched. Choose a Size and Reading Lens Strength that is Right for you. Of course we all want that perfect frame fit and equally important the right reading lens strength. The Brilliance bifocal sun readers are available in 8 different lens strengths and 2 different colors. The accompanying chart shows the measurements in inches but you may also see the measurements in millimeters towards the top of this page. The Brilliance weighs less than 2 ounces. 3 Microfiber Soft Pouches Included . Keep your sunglasses protected and scratch free with our microfiber soft pouches. A 10 dollar value included at no extra charge . Glare Eliminating; Polycarbonate Shatterproof Lenses that Block 100% UVA and UVB Rays for Superior Eye Protection - No more glare that makes it difficult to see. Great for driving; time at the beach; sports; and any other adventure. Blocks the harmful suns rays from damaging your eyes which can cause cataracts; macular degeneration; cancer; and wrinkles. - EYE HEALTH - Bifocal sunglasses help you preserve your eye health by reducing eye strain and fatigue. - COST SAVINGS - Because youll no longer need multiple pairs of glasses; bifocal sun readers save you money. - EASE OF USE - sunglasses with bifocal readers are convenient. Its just that simple. No longer will you need to carry multiple pairs of glasses around with you. - Reinforced spring hinges prevent sunglasses from permanently stretching while providing maximum comfort and durability