Features Brand Name: ZAKLINA Frame Material: TR90 Gender: Unisex Frame Type: Rectangle Category: Blue light blocking glasses Frame Length: 142; Lens Width: 55; Lens Height: 42; Bridge: 17; Arm Length: 145mm Weight: 20g Style: Rectangle and business style. It is Suitable For Any Face, Show Your Unique And High-end Taste. Function: Block harmful blue light, release your eye fatigue when watching TV and computer screens. And 100% protect you from UV400. No more eye fatigue, blurred vision and headache during computer/ ipad/ tablet/ iphone screen time. No impact to the electronic screen color, give you a clear vision when playing computer and laptop.