metal frame spring hinges

[EYEKEEPER CLIP-ON POLARIZED LENS SYSTEM] - The clip-on design quickly converts compatible readers into sunglasses whenever needed

Frame width about 5 3/8 inches (136mm)

20% color distortion due to 30% blue color was filtered out

Temple length about 5 5/16 inches(135mm)

4 Pack Design Reading Glasses Chic Readers R005N Magnification Strength:+1.50 metal frame spring hingesAcrylic lens, plastic frame with spring hinges Frame width about 5 3 8 inches (136mm) Lens width about 1 15 16 inches (49mm) Lens height about 1 3 8 inches (35mm) Bridge(DBL) about 1 2 inches (12mm) Temple length about 5 5 16 inches (135mm)