Use : Very suitable for packing food, coffee, beans, candy, sugar, cookies, tea, nuts, dried fruits, dried flowers, snacks, etc. Properties: Zipper, Heat-sealed, Standing, Reusable Material: Front plastic film and rear aluminum film; Size: 15X22CM Quantity: 80 Color (front / inside / back): transparent / silver / silver; Thickness: 0.08 mm / side (310 mil) Reusable: The zippered bag is easy to close, can be recycled and also connected to a heat sealing machine. Design specifications: 1. The zipper can be welded, mounted, closed and reused 2. Easy to tear 3. Suitable for food, coffee, beans, candy, sugar, rice, cookies, tea, nuts, dried fruits, dried flowers, snacks, etc. Please leave the product size in a smaller range for manual measurement Please confirm the size before ordering, ie 1 inch = 2.54cm Seller reminder. 1, the size is manual measurement, please allow error (1 -3cm). 2, Due to different monitors, some items may have some errors, please refer to the actual product.