Kee-seal™ Ultra 18" Disposable pastry bags - 72 bags on roll in box. Get the feel of a canvas bag in a hygienic disposable pastry bag. The Kee-seal Ultra pastry bag features an anti-slip exterior surface and a smooth-flow inner surface. There is no flange seam and rolls feature easy-tear perforation. One bag for hot or cold use -22° to +230°F. Perfect for every type of piping or filling. Comes in a convenient dispenser box.