FOYO 18 Quart-sized Vacuum Zipper Bags, Vacuum Sealer Bags Food Storage Reusable Bags with Double-layer Zippers Designed Made of PE/PA, very durable and can be reusable and resealable for 30-50 times, not like those disposable one, it's also microwave & freezer safe Double-layer zippers allow the vacuum bag to seal closely for a longer time; Can make records on Notice Area, such as food name and date Specially designed channels block oxygen and moisture to maximize air removal keeps food fresher for up to five times longer, Protects against freezer burn, spoilage and odor. Packs fresh meat, fish, beans, vegetable, fruits, medicine, capsicum, chicken, coolies, dry food lunches, leftovers, snacks etc 18 Vacuum Bags, Size:8.3"W x 8.7"L