plastic frame with spring hinges

EYEKEEPER POLARIZED CLIP ON SUNGLASSES: Registered Sunglasses and Eyewear

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

Bridge (DBL) about 3/4 inches (20mm)

Eyekeeper polarized 100% UV protection lens material filters out 100% of UVA/UVB/UVC & harmful blue light up to 400nm

4 Pack Half-rim Blue Light Blocking Reading Glasses TMCG15014 Magnification Strength:+3.00 plastic frame with spring hingesAcrylic lens, metal frame with spring hinges Block 60% blue light, 20% color distortion Frame width about 5 5 16 inches (135mm) Lens width about 2 1 16 inches (52mm) Lens height about 1 5 16 inches (32mm) Bridge (DBL) about 3 4 inches (19mm) Temple length about 5 5 16 inches (135mm)