Protect your food in a fresh and safe way: waterproof wax inner surface, odorless, resealable window and transparent opaque. Durable material protects items from moisture, gases and odors, locking in freshness. Stand-up Self-Sealing Design: The bag’s zipper is resealable. U pin on the top of the bag, easy to tear off after heat sealing. Strong kraft paper material, thick bottom, for home storage or display case more stable. WIDE APPLICATION: The kraft paper zipper bags are perfect for storing dry and dry food, wedding cake food, tea, coffee pods, salt, candy, snacks, candy, nuts, seeds, beans, sugar, homemade, dried Groceries, etc., but not for storing liquids. Perfect after-sales service: if you find the bag is broken and damaged, do not use it, replace it with a new one. Please contact our customer service for free replacement or refund. Thank you for your understanding.