Hailey Square Sunglasses | Black Brown Tortoise & Light 。Great Hailey tortoise shell sunglasses with black metal sides by DIFF. Perfect for sunny days! CONDITION Brand new with original protective packaging Comes with drawstring pouch SIZE 54-19-45 Small to Medium: 50-52mm Medium to Large: 52-55mm Large to XL: 55+mm. 1st number: The eye size number (the size of the lenses on your frame). 2nd number: The bridge size number (the distance between the lenses). 3rd number: The temple length number (it is the size of that part of your eyeglass frame which rests upon your ears). See “What do the numbers on glasses mean?” https://www.sportrx.com/blog/what-do-the-numbers-on-glasses-mean/