Yes, you can, but only on non-custom items, and if not already shipped. Orders that have been shipped will be subject to a 25% restocking fee that will be deducted out of the credit. If you do receive an order that was canceled, accept delivery of the item and call the Customer Service Center (800)985-5579 for return instructions Discount Covers and Tarps strives to offer you the the finest tarps, and poly tarp covers available on the market. Our polytarp tarpaulins are made from polypropylene coated fabric. They are extremely STRONG, FULLY WEATHERPROOF, TEAR PROOF, ROT PROOF, LIGHT and EASY to handle! There is a metal reinforced eyelet every couple of feet or so, which makes them very easy to lash down securely! Many different colors available : Blue Tarps , Black Tarps, Brown Tarps, Green Tarps ,Silver Tarps, White Tarps, Mesh Tarps, Canvas Tarps & Camouflage Tarps. Home: Blue Tarps: Brown Tarps: Boat Covers: Camouflage Tarps: Canvas Tarps: Field Covers: Green Tarps: Hay Covers: Mesh Tarps: Silver and Black Tarps: Green Tarps: Swimming Pool Covers: Tractor Covers: Truck Tarps: White Tarps: Tarp Questions: