Under Armour sunglasses for perfect vision in the mountains: ideal for skiing, mountaineering and rock climbing. The secret is the prescription-ready front, with polarized, water-resistant, smear-resistant and category-3 lenses, designed for bright environments. The TR90 frames have a removable, vented lateral side shield, and non-slip rubber-coated nose pads and end tips. Built for unrivalled comfort and durability in all outdoor settings, these sunglasses are made to last.