Dem Canvas does not accept exchanges, as all of our products are personalized and made-to-order. We want our customers to be completely satisfied with their purchase, so if you need to modify your order, please do so within 24 hours of placing it. After that time, we cannot accept modifications or cancellations. If you receive a damaged or defective item, please contact our customer service team for assistance. We will work with you to resolve the issue as quickly as possible.