Big Frame Oversized Reading Glasses Geek/Nerd Choice of 8 Colours - Shiny Black - Matt Black - Blue - Red - Tortoise - Transparent - Brown Frame size 52mm x 46mm 11 Lens strength variations +1.0 up to +4.0. These glasses are designed for both men and women, offering a large, oversized frame for a stylish and bold look. Available in a variety of colours including Matt Black, Shiny Black, Blue, Red, Tortoise, Transparent, and Brown. The frame dimensions are 52mm width and 46mm height. Lens strengths range from +1.0 to +4.0.