Ziploc brand bags with patented stand-up bottom that makes them easy to fill. They’re like having a second pair of hands in the kitchen. Microwave safe and BPA free. New ziploc bonus pack with at least 10 percent more bags than previous ziploc bag count They're easy to open and close thanks to grip n' seal technology, which also helps to lock in freshness so the food and treats you store taste great The patented stand-up bottom lets you fill these plastic food storage bags with ease, making them great for handy fridge storage, while they're also safe to use in the microwave and are bpa free For those times when you make extra, try ziploc brand storage bags with stay open design - their stay open design makes storing everything from soups to sauces easy, packaging may vary