Kitchen Food Sealing Storage Bag Reusable Ziplock 4PCS 1000ml

  Because it needs to be leak-proof, so the bottom will do a little tight. It is more difficult to use for the first few times. After a few times of repeated use, it will loosen.     -  Safe Use:   FDA approved silicone that is heat resistant, anti-slip, anti-spill, anti-aging, anti-yellowing, lightweight portable and unbreakable.   -  Multiple Purposes:   This 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. Perfect for any food storage and preservation needs.   -  Leak-proof Design:  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 Colors:   4 colors for different storage needs, it is convenient for classified use.         Package weight: 0.583 kg / 1.29 lb.  Package Size(L x W x H): 20.00 x 18.00 x 2.00 cm /