Include: 100 pieces of 21-inch clear disposable piping bags. Size: 11” x 21” Thickness: 80 mic Material: Plant based and PE compound Packing: Professional grade cake decorating bags on roll in a dispenser box Instructions: 1) Tear one bag from the perforated line each time. 2) Cut the bag tip. 3) Insert the piping nozzle. (this step can be omitted if piping without a tip). 4) Add cream. 5) Pipe.