The self-adhesive shipping bags in DIN B4 format offer a practical solution for the secure shipping of documents and other flat items. Weighing 18.8 g with a paper weight of 90 g/m², these bags are sturdy yet lightweight, making them ideal for daily use. The bulk pack contains 250 pieces, providing an efficient and cost-effective option for businesses and individuals who regularly need shipping materials. The self-adhesive back allows for easy and quick sealing without the need for additional tape. These shipping bags are designed without a window, which protects the contents while ensuring a professional presentation. Made in China, they are a reliable choice for anyone who values quality and functionality. Whether for sending letters, documents, or other flat items, these shipping bags offer a practical and effective solution.