The versatile rectangular plastic frames further ensure all-day comfort and good looks.
75 The bottom third has the highest strength (and the power you choose) for reading, the middle third has a slightly reduced magnification for computer use, and the top third has about half the strength of the bottom, for clarity when interacting with someone nearby (sitting across a desk, for example). For every pair of Foster Grant® glasses you buy, a pair of reading glasses will be donated through Giving Back to people in underserved communities around the world..