Product Name: Manufacturer Custom 500g 1kg Flat Bottom Kraft Paper Matt Black Bean Pouch Coffee Bag Packaging with Degassing Valve Material: PET+VMPET+PE, BOPP+Kraft Paper+VMPET+PE, etc Feature : 1).Safety Food Grade material & Perfect Printing 2).Great to prevent leakage, excellent Moiseture-Proof 3).Strong sealing Bottom & Durable Ziplock Size&Thickness: Custom based on your requirement Ink type: Eco-friendly Food Grade Soy Ink Capacity: 100g, 200g, 250g, 500g, 1000g/1kg, 2kg, 5kg,8oz-100oz, Customized Application: Food / Coffee / Pet Food / Tea / Snack / Nuts / Whey Protein / Seed, etc. Style Options: Flat Bottom, Stand UP, Side Gusset, Zipper Top, With/Without Window, Euro Hole, etc. Quality Control: Advanced Equipment and Experienced QC Team will check material,semi-finished and finished products strictly in every step before shipping.