New! EnChroma Grayson is a sophisticated, classically square frame intended for indoor lighting conditions. It is Rx capable for either SV or progressives. Grayson features a matte black finish with distinctive detailing of two accent posts that add a smart look. Molded hinges, contoured temple ends, and a universal and well shaped saddle bridge ensure an easy fit. Made from durable, lightweight Tritan, a BPA-free flexible material that holds its shape for the life of your glasses. 100% UV protection. Case included. Medium/small

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*All of these measurements are in millimeters