Storage bags feature a bottom that stands up and stays open for easy filling. They'll help you out in the kitchen when you need an extra pair of hands. Wide bottom helps the bag stand up and stay open to easily fill. Grip 'n Seal technology and extended tab make it easier to open and close. Quart-size plastic bags are microwave-safe and BPA-free.Storage bags feature a bottom that stands up and stays open for easy filling. They'll help you out in the kitchen when you need an extra pair of hands. Wide bottom helps the bag stand up and stay open to easily fill. Grip 'n Seal technology and extended tab make it easier to open and close. Quart-size plastic bags are microwave-safe and BPA-free.