Sunglass readers are reading glasses that magnify from top to bottom and are tinted. If you had rather have bifocal sunglasses that only magnify near the bottom of the lense, click on "Reading Glasses" near the top on your left & scroll down to "Bifocal Sunglasses".
Our lenses are light-weight aspherical acrylic . They meet or exceed industry standards. The UV ratings are as follows: 95% UVB & 60% UVA.