Frame:Super Lightweight,Stylish and Durable; Mirror Coating Lens- Offer 100% UVA&UVB Protection against the sunlight filtering 100% of all UVA/UVB/UVC and Harmful Blue Light Up to 400nm.Restore true color, eliminate reflected light and scattered light and protect eyes perfectly. LIFETIME BREAKAGE WARRANTY ON FRAME- We provide lifetime breakage and warranty on Frame and Lens.Please feel free to contact our customer service anytime if you feel unsatisfied or confused. 30 DAY MONEY BACK GUARANTEE- All customers enjoy 30 Day Money Back Guarantee. Customers can return and get refunded in case the purchasing is not satisfied for any reason. You have no risk to try. Frame:Super Lightweight,Stylish and Durable; Mirror Coating Lens- Offer 100% UVA&UVB Protection against the sunlight filtering 100% of all UVA/UVB/UVC and Harmful Blue Light Up to 400nm.Restore true color, eliminate reflected light and scattered light and protect eyes perfectly.