Quart Size Ziploc Slider Storage Bags feature a sturdy, expandable bottom allowing the bag to stand up while you fill it. These zipper storage bags will help you to store items more efficiently than ever before. These puncture-resistant quart Ziploc bags with Power Shield technology are a great way to store craft kits, toys, pet accessories, food and more. The easy-open sliders and strong BPA-free* plastic storage bags are reusable when used as directed to help save money & reduce waste. *Product not formulated with BPA