A4/C4 Brown Peel & Seal Envelopes Postage Postal Mailing Pack of 25

✉️【Solid & Thick Material】: A 140g net weight A4 envelope bag made of Kraft paper which is flexible and strong, has high breaking resistance, can withstand large tensile force and pressure, is not easy to crack, and has high tensile force, is 100% recyclable, and is environment-friendly, free of acid and lignin. Let your letters safely contain heavy documents during transportation. ✉️【Easy Peeling & Fast Sealing】: The design of seals and peel-off covers can enable you to send urgent letters or articles more quickly to speed up the mailing process. Simply remove the sealing strip and press the cover down to seal. Since you don't need to use any additional adhesive, you don't need to bother to find adhesive tape and stick to seal your envelope. ✉️【Ensure Complete Privacy】: Brown Kraft paper is completely opaque and thick enough to make you feel at ease when you buy it and when you use it. Beautiful packaging can ensure safe and convenient storage. In addition, the envelope has 10mm wide high-quality strong self-sealing adhesive tape, which can provide additional sealing performance. ✉️【Light Weight & Cost-Effective】: the lightweight structure ensures cost-effective transportation and saves your money by reducing postage. This A4 leather envelope has large capacity and light weight. While protecting your mail items, it will not increase the cost of your mail. ✉️【Widely Used】: Due to its large size, personal and company documents can be stored in an organized manner. This envelope bag is very suitable for storing receipts, monthly finance, tax returns, magazines and reports. You can also mail holiday greeting cards, invitations, announcements, photos, letters, payroll, bills, business, office, family and personal use.