Voberry New Soft Super Silicone Kneading Dough Bag Mix Food Bag Knead Sack Tool(C) Brand new Material:high quality food grade silicone,non-toxic tasteless,good antibacterial non-stick,durable Suitable for: -40  C---230  C, acid and alkali resistant to high temperature aging Suitable dishwashers, disinfection cabinets, microwave oven, oven, refrigerator Voberry is a protected Trademark