jjwell 3 pack blue light blocking metal reading glasses for men, anti computer glare/ reduce eyestrain/ dry/ headache, uv blocking spring hinge clear rectangle bluelight readers with magnification jjwell perfect after-sales service team. pls feel free to contact us if you have any questions. product features professional and multiple choices blue light readers, professional accurate reading glasses with multiple glasses degree choices: 1.00, 1.25, 1.50, 1.75, 2.00, 2.25, 2.50, 2.75, 3.00, 3.25, 3.50, 3.75, 4.00 reading glasses for men, you can always find the pair of glasses that suits you best, provides you the enjoyment of a clear and comfortable vision. blue light blocking reading glasses with blue light protection, anti-harmful blue ray, provide all-day protection. uva and uvb ray blocking 100% uva and uvb protection lenses, blocking light, diminishing damage from strong sun ray, gives you the enjoyment a clear and comfortable vision. perfect craftsmanship fine electroplating metal frame, unfading. spring hinge temple, adjustable, applicable for most face types. classic frame design classic rectangular frame design, simple, suitable for men. excellent wearing experience soft adjustable nose pads, longtime wearing without fatigue, fit for all skin types and fashion look. the curved plastic temples are ergonomically designed, non-slip, no face clamping, smoothly opening and closing, comfortable to wear. what you get 3* reading glasses 3* cleaning cloth 3* eyewear pouches product maintenance clean the lens by water or wipe them by the soft cleaning cloth.