Rectangle Blue Light Blocking Eyeglasses for Kids TMK1802 Butterfly Insures optical clarity

Insures optical clarity

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

Temple length about 5 1/2 (140mm)

plastic frame with spring hinges

Rectangle Blue Light Blocking Eyeglasses for Kids TMK1802 Butterfly Insures optical clarityAcrylic 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)