The BearKat's® super well thought-out construction combines the best in safety, comfort, and affordability! Your vision is unobstructed by the one-piece wraparound lens, which by its tight fit allows you maximum safety. Comfort is enhanced by the flexible temples and the non-slip temple sleeves are notched for a clip-on breakaway cord! These glasses feature Strong yet lightweight design Single lens design with integral side shields for unobstructed view Non-Slip soft temple material Exclusive Duramass® scratch resistant coating Rugged polycarbonate lens filters 99.9% of harmful U.V. rays ANSI Z87+:Yes AS/NZS 1337.1:Yes CE EN166:Yes Temple Material: Polycarbonate VLT %:90 Lens Coating: Duramass Hard Coat Temple Type: Hybrid Marketing Group: Crews Glasses Ultraviolet Rays 0-385nm:100%Visible Rays 400-700nm:14%Infared Rays 780-2000nm:22% CAN/CSA Z94.3:Yes MIL - PRF - 31013:Yes