General description Our grey postage mailing bags are designed for efficient and secure shipping. They are lightweight yet durable, featuring a self-seal lip for easy packing. Available in a variety of sizes, these bags cater to all your mailing needs. Technical specifications Dimensions: 12" (304mm) x 16" (406mm) Self seal lip: 50mm Thickness: 60mu (micron) Other information We offer a wide range of address labels, document enclosed wallets, and pens to facilitate your shipping process. If you frequently send out large packages, consider our postal scales to assist with shipping.