Clarity and color enhancement with glare reduction. Ideal for smaller faces, Sling XM Polarized TrivexA(R) Color BoostingA(R) offers vibrant, clear vision. TrivexA(R) Color-BoostingA(R) Polarized lenses combine high impact resistance with exceptional optical clarity and lightweight comfort. These lenses reduce glare and boost colors, enhancing visual acuity and depth perception, ideal for dynamic outdoor environments and activities. Premium shatter-resistant lens material that&&';;s clearer than polycarbonate Built in color equalizer that improves the contrast between colors making them seem brighter 100% UV protection Anti-Reflective coating to reduce glare 5 Lens choices including polarized and non-polarized options