You'll love the convenience of this easy-to-fill, easy-to-use, easy-to-store dusting pouch system. Since it seals tightly, once you fill it and twist the lid on, the cornflour or sugar are contained in the food-safe fabric pouch. And when your dusting is done, replace the pouch in the cup and any excess dust is contained securely in the storage cup. The Wilton Dust-N-Store dusting pouch makes it easy to keep fondant or gum paste from sticking to the work surface or tools To use: Twist off the purple lid. Fill pouch with cornstarch or confectioners' sugar. Twist lid on cup to close. Twist off larger white ring from cup. Tap pouch lightly on your work surface or tools to dispense cornstarch or sugar. When done, replace pouch in cup and twist closed for easy storage.