Safe Material: These bags are made from PE, BPA free, no toxic, durable and reusable. BPA-free helps preserve food for longer, which could be washable and refrigerated. Stand-up design with frosted transparent window. It is very beautiful of very good quality and very resistant in them you can store meals and put them in the freezer, and kids can use them to carry cookies, chips and fruit to take to school.
Zipper airtight designed, leak proof, dishwasher safe: Easy to use-Easy open and close when you use, can protect food not open the air.
Mason jar Zipper Bags:  Cute, practical, reusable and fun for storage. These are very heavy duty and can be cleaned with the dish washer.
Portable and easy to transport: Not only for storage foods on kitchen or freezer, but also can be carry food for outdoor like travel picnic camping etc.