Lifetime garanteed mechanism and 2 Year frame warranty All our products are certified and covered under the European Warranty label. The warranty is valid for 2 years (24 months) according to the EEC directive 1999/44/EC. Our rotation mechanism is garanteed for life. You just need to register on the dedicated page to activate the warranty. 30 Days Money Back Guarantee After purchasing your Movitra glasses, you have 30 days to try them on and if you are not satisfied with your purchase, you can return them for a refund. To return the product, write to customercare@movitra.it. You will be responsible for the costs and the return shipment must be in its original packaging. So make sure you keep your order in its original condition to be eligible for a full refund. If you have any further questions, please read our terms of sale carefully.