At Looplabb we strive for the perfect customer service at every level. Part of this is our 2-year exchange warranty on the entire Looplabb collection. In other words, in the unlikely event that something is wrong with your glasses, we will replace them, free of charge. With confidence we can guarantee a 2-year warranty period as all our products are thoroughly tested and produced using the highest quality materials that are used in the custom made optics market. If you are not completely satisfied with your purchase, we will make sure that the issue solved as soon as possible. Without asking difficult questions.