Fat Daddio's Silicone Pastry Bag, 17 1/2 Inches Perfect for chocolate, boiled sugar and even mashed potatoes Seamless, extremely durable, and 100 percent dishwasher safe It works with all tubes and couplers, microwave safe and individually packaged This is the most durable bags on the market; It never stain or absorb flavor, so they can be used again and again Silicone Pastry bag 17 1/2 inches, FDA approved silicone, Temperature rated from 40 degree to 212 degree F