Food grade and eco-friendly materials Reusable freezer bag is made of food grade PEVA material that is PVC, lead, chloride and BPA free. While ensuring food safety, this biodegradable and recyclable material does not pollute the environment during processing. Waterproof and airtight This reusable freezer bag is made of waterproof and waterproof material. Combined with upgraded double zippers, this ziplock bag can seal all the food well and keep it fresh and nutritious longer. Even for liquid foods like sauces and soups, you don't have to worry about leaks. 3 types of reusable food storage bags There are 12 food bags in 3 different sizes to meet your needs. all your needs. This reusable bag saves your money for plastic or silicone bags that are only used once and then thrown away. It can be used hundreds of times, which is equivalent to 500 disposable food bags. Easy to clean and dry Reusable Food Storage Bag These leak-proof freezer bags with rounded corners make your daily cleaning process easier and reuse. You can use a simple dish brush or just wash it by hand and then stretch it over the glass to dry it. They will look brand new again. When you don't use it, just keep it, try and fold it up to be convenient for your next use. Multi-functional use Transparent bags allow you to quickly browse the internals. A perfect storage bag for lunch, sandwiches, fruits, vegetables, snacks and even liquid foods. Resistant to low temperature of -70C