About This Great Value Pack for Storage: Each pack includes 50 black coffee bags with valve, measuring 7.9" L x 5.1" W, each holding 250g of coffee beans. Ideal for home or small business use, offering practical and efficient storage. Keep Fresh by Degassing Valve: Our vented Bags feature a one-way air release valve that lets excess gas escape without letting air back in. This ensures your coffee beans for freshness and flavor preservation. Food Safety Material: ZOOFOX heat sealable pouch bags are made from BOPP, aluminum foil and plastic, 3-tier design make it stronger, block light, keeps coffee from odor, ensure the taste of coffee or powder in the bag. Easy Use Bag: Our convenient side-pull zipper makes opening and closing these coffee bags with valve simple and quick. They are reusable, saving you money and reducing waste for everyday coffee storage. Household and Commercial: The stand up storage bag is suitable for storing coffee bean, tea leaves, dried food, cookies, nuts, candy, sugar, salt, etc. You can put your own brand label on the surface as a retail or sample display bag. Overview Brand : ZOOFOX Material : BOPP, Food Grade PE, PET aluminum Capacity : 8 ounces Product Dimensions : 5.1"W x 2"H Recommended Uses For Product : Storage, Packing, Cooking Closure Type : Zipper Number of Items : 50 Special Feature : Airtight, Lightweight, Resealable, Smell Proof, Stand Up Shape : Rectangular Color : Black