All Revo Sunglasses are warranted against defects in material or workmanship for two years from the date of purchase. This warranty is valid only with proof of purchase from an Authorized Revo Dealer. Revo does not warrant any lenses against scratches. Alteration, misuse or abuse of any Revo product will void its warranty. Legal rights under applicable Federal and State Laws governing the sale of consumer goods are not affected by this warranty.