All returns must be accompanied by an Return Authorization Number. All claims for shipping damage or mis-shipment must be filed within 10 days of receipt of order. In the event of defective material, claims must be filed within 90 days of receipt of order. Custom slit materials are non-returnable, unless defective, in which case they will be replaced. Items returned for reasons other than processing errors, shipping damage, or defective material may be subject to a 15% restocking fee. Return freight may be the responsibility of the customer. If material is not packaged adequately and damage occurs in return transit, Nobelus reserves the right to deny credit.