Our biggest food storage bag! Protect your food with Ziploc brand Storage Bags. Each bag blocks out air and locks in freshness, which means less wasted food and money. Plus, our Smart Zip Plus seal lets you feel, hear and see the bag close from edge-to-edge, so you can feel confident your food is protected.Caution: When using in microwave, place bag on a microwave-safe dish. Handle with care. Bag and contents may be hot. Do not overheat contents as bag may melt.