Stand-up Pouches with window made from 100% Natural Brown Kraft Paper with food grade foil lining on the innerside and self sealing zipper lock for long shelf life and storage. 140gsm thickness for all sizes above 200gms which makes the pouch rigid, durable and makes its perfect packaging for display on retail shelves and also transporting. Easy to seal with standard manual heat sealing machine to make sure the pouch is tamper proof.