This 3-pack of reading glasses is aimed at people who want their eyewear needs met without sacrificing aesthetics. These glasses frames are made of TR 90 material, making them ultra flexible and durable. Glasses are suitable in both business and casual settings, and can be worn by both genders. Please select the magnification that you prefer. Note: We will mail you the 3 pack of glasses for the magnification you selected, and all 3 of the glasses will be that magnification. We hope you enjoy your experience shopping with us. We continue to explore new technologies and materials – our products are made with cleverly integrated ingenuity and innovation.