Ateco 3734 Superflex Decorating Bag, 13.4-Inch, Reusable 13.4-Inch flexible decorating bag by Ateco Pliable, strong, stain resistant, easy to grip and easy to clean Great for both hot and cold foods; microwave safe Made of food grade TPM; it's flexible like silicone, but doesn't balloon like silicone Ateco - professional quality and quality design