4Pcs Silicone Food Bag Fda Reusable Silicone Food Bag Ziplock Bag Leakproof For zer Preservation ple Purposes| n Wrap & Bags - Safe Use: FDA approved silicone that is heat resistant, anti-slip, anti-spill, anti-aging, anti-yellowing, lightweight portable and unbreakable. - ple Purposes: reusable food bags can withstand temperatures of -40 Deg.C to 240 Deg.C, suitable for microwave oven, conventional oven, dishwasher, refrigerator, freezer, can be washed and boiled. for any food storage and preservation needs. - Leakproof : The easy to use bags are designed with a hermetic seal, meaning the seal is airtight, keeping your food and liquids fresh. Don't have to worry about a leak or spill of any kind. - Different s: 4 colors for different storage needs, it is convenient for classified use. Package Contents: 4 x Reusable Silicone Storage Bag4 different color