Food-Grade Aluminum Foil: Crafted from premium food-grade aluminum foil, our reusable storage bags ensure safe and healthy food storage. Say goodbye to plastic waste and embrace a sustainable solution for your kitchen needs. Leak-Proof Zipper Lock: Enjoy worry-free food storage with our foil bags' heavy-duty zipper lock feature. Designed for leak-proof and odor-proof sealing, pack your favorite soups, sauces, or pickled foods without the fear of spills or unwanted odors. Airtight Freshness Seal: Preserve the freshness of your food for longer with our durable and leak-proof sealable bags. The zippered design creates an airtight seal that locks in flavors and nutrients, keeping your meals deliciously crisp for extended periods. Built-In Label Section: Stay organized effortlessly with our smartly designed bags featuring convenient label sections. Easily jot down contents and dates to simplify your food management process, whether in the fridge, pantry, or on-the-go. User-Friendly Stand-Up Design: Enhance your storage efficiency with our bags' user-friendly stand-up bottom design. Access your stored items with ease and maximize storage space, catering to various needs from dehydrated foods to everyday kitchen essentials. Item Name: Sealed Bag Material: Aluminum Foil Features: Leakproof, with Stand-Up Bottom, Reusable Size Details: Small, Size: 20cm x 13cm/7.87" x 5.12" (Approx.) Middle, Size: 20cm x 17cm/7.87" x 6.69" (Approx.) Large, Size: 26cm x 29cm/10.24" x 11.42" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Small 10pcs,Middle 10pcs,Large 10pcs: 10 x Sealed Bags or Small 20pcs,Middle 20pcs,Large 20pcs: 20 x Sealed Bags or Small 30pcs,Middle 30pcs,Large 30pcs: 30 x Sealed Bags