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