These clear 21" plastic pastry bags from Thermohauser are the perfect piping tool for the professional baker, cake decorator, or caterer. Eliminate the costly cleaning procedure required by the use of canvas pastry bags in your bakery with the convenience of disposable piping bags! These bags will help reduce the risk of bacterial contamination at your establishment, as new bags are used every day. Use it, toss it, repeat! Its perforation enhances quick and simple separation of single bags from the roll. Gone are the struggles of tearing bags as you struggle to keep them from sticking!