Rectangle Blue Light Blocking Eyeglasses for Kids TMK1802 Butterfly Lens width about 2 3/16

Lens width about 2 3/16 inches(55mm)

Frame width about 5 9/16 inches (141mm)

Ready for who need them - We started making this product in order to meet the needs of people who farsighted with different diopters in each eye

Titanium frame without spring hinges

Frame width about 5 1/2 inches (140mm)

Rectangle Blue Light Blocking Eyeglasses for Kids TMK1802 Butterfly Lens width about 2 3/16Acrylic lens, metal frame with spring hinges Block 60% blue light, 20% color distortion Frame width about 4 15 16 inches (125mm) Lens width about 1 7 8 inches (47mm) Lens height about 1 1 16 inches (27mm) Bridge (DBL) about 9 16 inches (15mm) Temple length about 5 1 8 inches (130mm)