It ensures users with low to read books , newspapers , maps , no matter the size 20X Glass Magnifier Jeweler Eye Jewelry Power : 20X 21mm Great magnifier for seniors , excellent for books , newspapers , magazines , maps , medications , and also a great for those who have low impaired of most types Brings kids so much fun and motivate their interest to the whole world , it will bring more fun for kids and motivate outside and explore the nature, Manufacturer: Watreketal