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Sferoflex eyeglasses are on point with modern eyewear styles, but they are renowned for their patented flexible hinge, which enable the temples to conform to the size and shape of the face. This one-of-a-kind hinge gives Sferoflex glasses a perfect fit and a resilience that isn't found in other frames. Sferoflex frames are ideal for anyone who wants stylish, comfort, and a reliable fit.