Polarised sunglass: Great for all sports Black 1.1mm TAC (Tri-Acetate Cellulose) Polarised Lens Cat. 3 400 UV Protection Matt Black virtually unbreakable TR90 frame Blue Strip on both arms Strong hinges with stainless steel screw (flush against the frame) Click here for an introduction to our technology Tip-Tip 140mm | Arm Length 127mm Lens Width 62mm | Lens Height 44mm