Under Armour Assert

You can easily replace your old or scratched lenses at home in minutes and upgrade to high-quality Fuse Lenses.

Precision cut to order in the USA and engineered to fit Under Armour Assert sunglasses. Backed by our 60-Day Perfect Fit Guarantee.

• Designed to meet or exceed original OEM lenses with 100% UV protection, impact-resistant Polycarbonate, and anti-scratch coatings
• Available in polarized, anti-reflective, prescription, and our proprietary Fuse AMP Color Enhancing technology
• Covered by our unconditional Lifetime one-time replacement warranty - if your lenses scratch or wear out for any reason, we replace them for free