Eastern Maine Shooting Supplies, Inc.EMSS01001 Sheet Per Bag Size: 18″ x 36″ Thickness: .010″ Dry Bulk Material Material Is Clean And Ready To Use As Is. No Washing Is Necessary. *Please Note That All Of The Brass & Aluminum Supplies Are Made On Site. Sometimes Machine Setup Is Involved If Our Inventory Is Low. This Might Lead To A Slight Delay In Shipping Time. If That Is The Case, I Will Always Email You And Let You Know In Case You Need To Cancel. Thank You For Your Understanding. Please Visit Our eBay Store For More Sizes And Choices