A pair Of safety glasses is just what is needed for work crews working early hours on hot summer days. The Amber lens absorbs the bright ultraviolet light rays early amd and late day PM thus improving the user's vision. Also an excellent choice for those working in cloudy and overcast environments because of the ability to improve eye contrast. Expect extreme comfort with every pair of these that you pull out of the Box. Easy to wear and easy to get Safety Glasses compliance from your employees because of the improved vision they provide. Good looking yewear from Crews. Ratchet action temples create a customized fit for virtually any head size. Storm Safety Glasses with Wraparound lens constructed of lightweight, scratch resistant polycarbonate delivers advance visual acuity and protection. Meets the ANSI Z87+ standard for optical clarity and impact resistance.