[Themis] ZENIS 08-251 Standard Brown Color Cycling Sunglasses 1.Composite Frame/Lens 2.Standard Lens (Polycarbonate Lens) 3.Lens Width : 135mm Lens Height : 40mm Bridge : 132mm 4.Non Polarized 5.100% UV Protection Coating 6.Certificate of Compliance(CE) 7.New in Box 8.Complete with Soft Case & Hard Case 9.Guaranteed to be 100% Authentic 10.Made in Korea >POLYCARBONATE LENS MATERIAL : Polycarbonate is the extraordinarily durable thermoplastic that"s used in bullet proof glass, riot shields and astronaut helmets. It"s the ideal material for performance eyewear because of its high impact resistance, inherent UV protection and light weight. All of our lenses are made of polycarbonate. > UV PROTECTION All of our lenses block 100% of UVA, UVB and UVC rays, and harmful blue light to 400nm. These harmful rays are a leading cause of cataracts, skin cancer and wrinkles around the eyes-all great reasons to block them out. > POLARIZED LENSES Our Polarized lenses are made using an injection process that ensures they"re optically correct, decreasing eye fatigue and increasing comfort. As with all of our lenses. Polarized lenses provide protection against 100% UVA, UVB, UVC and harmful blue light to 400nm. > PHOTOCHROMIC LENSES The lens darkens and lightens in response to changing light conditions, Iridium coated lenses that reduce glare and balance light transmission Korea Best Premium. By Themis