Specifications:

• Origin: CN(Origin)
• weight: about 23g
• Model Number: Blue Light Blocking Spectacles
• Lenses Material: Polycarbonate
• Lens Width: 51mm
• lens width: 51 mm
• Lens Height: 47mm
• lens height: 47 mm
• leg length: 143 mm
• hinge length: 19 mm
• Gender: Unisex
• Frame Material: Plastic
• frame length: 142 mm
• Color: pink, grey, black, blue