• Anti-blue light and UV400: Effectively blocks 99% of blue light emitted by computers, smartphones, and other screens, reducing glare, eye strain, headaches, and dry eyes. • Lightweight design: PC frame with nose pad and silicone temple tips. The temple distance is adjustable to fit all face shapes, providing great comfort. • Measurements: Lens width: 63 mm, lens height: 43 mm, bridge width: 14 mm, arm length: 149 mm. • Package contents: 5 blue light filter reading glasses of the same size, ideal as a gift for parents and elderly people on special occasions such as Valentine's Day, Christmas, and Mother's Day.