1.DESIGN DETAILS: The total width of frame is 145 mm,wider than normal metal frame reading glasses.More comfortable and suitable for American face types.Exquisite craftsmanship brings you these highquality reading glasses, Very suitable for your daily and work use 2.3 PACK: 3 packs of highquality men's reading glasses, perfect for home, office, car, or bedside use. If you want to stand out from the crowd and pursue exquisite appearance and fashionable design, this pair of reading glasses is obviously your choice 3.PROTECT VISION: Blue light blocking reading glasses can effectively reduce the continuous damage of blue light to the eyes. After using blue block readers, the intensity of bluelight emitted by mobile phones, computer TV and other screens is effectively suppressed,No worry about eye fatigue, blurred vision and headache, let you have a better sleep 4.ITEM DIMENSIONS: Lens material: AC ( No glare And Clear vision ),Lens width: 54 mm/ 2.13 in,Lens height: 35 mm / 1.37 in,Frame material: metal, multiple magnifying strendth for you to choose: 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.0 3.25 3.50 3.75 4.00