In need of some glasses to finish off that nerd costume? Looking for a fun and attention grabbing accessory? They can also be used as fake, non-prescription glasses for those that want that bookworm look. These nerd glasses feature black frames with colorful purple temples and spring hinges. The clear polycarbonate lenses provide 100 percent UV400 protection. Measures 49 mm tall, 132 mm wide, and 146 mm long.