We offer a 100% money-back guarantee if products are faulty, wrongly described, different from a sample shown to you or do not do what they are supposed to. We do not give refunds/returns if you simply change your mind or make a wrong purchase. All unpacked/unused products can be returned to us within 7 days at the cost of customers. Please contact us or email us at info@docs356.com before sending the product back to us.