Treat Your EyesOn average, we are exposed to computer, phone and TV screens 8 hours a day, a lot of us even more than that! These devices emit a blue-light that signals our brain to wake up, which we would normally only get from the sun. With blue-light blocking technology, we shield our eyes from these wakeful rays, reducing eye strain, improving sleep and preventing headaches.Crafted with Real WoodThe TruWood Vista blue-light blocking glasses are uniquely crafted with our finest selection of 100% real wood. The aviator wire frames add a touch of style to your eyewear collection.Key Features: Lens Type: Blue-Light Blocking Lens Dimensions: 56 mm x 51 mm Frame: Aviator Frame Width: 138 mm Temples: Walnut Wood Temple Length: 138 mm Manufacturers Warranty: 1 Year Benefits: Reduces eye strain caused by blue-light exposure Improves sleep quality by blocking wakeful rays Prevents headaches associated with prolonged screen time Adds a fashionable touch to your eyewear collection