These are reading glasses with +1.00 magnification and photochromic lenses that change color in response to UV light. I accidentally purchased these, so I am selling them. They are unused. Senior glasses with +1.00 magnification, using intelligent light-sensitive lenses. - Model: J1835 - Lens material: PC - Frame material: Metal - Lens size: 52mm - Frame width: 140mm - Magnification: +1.00 - Lens function: Intelligent light-sensitive lenses Thank you for looking.