With perfectly round lenses and sleek temple arms, Arlo will be the highlight of every look with blue light blocking lenses and a lightweight frame to protect your eyes from harmful blue rays. Blue Light Blocking: reduces eye fatigue, filtering out blue light from all the screen time our eyes receive each day Premium Polycarbonate: technology that provides a sturdier frame Anti-Scratch Aspheric Lenses: keeps lenses scratch resistant, thinner and light weight Spring Hinges: for maximum comfort and flexibility Sizing: Lens width: 46mm Bridge: 18mm Temple: 132mm Available in 2 Colors: Tortoise/Gold Metal/Navy Temple Tips Black/Gold Metal Arlo | R-7024-C1-BLB Tortoise / Gold Metal / Navy Temple Tips | Blue Light