Extra large Poly Mailers 36”x30”x5”. 10 count. This extra-large poly mailer is perfect for all your shipping needs. Measuring 30 inches in length and 36 inches in width, it provides ample space for your items while keeping them secure with its self-seal feature. Made in China and designed with durability in mind, this mailer is perfect for businesses and individuals alike. The bag is ideal for packing and shipping envelopes, documents, and other small items. Its sleek design and sturdy construction make it a reliable choice for anyone looking for a high-quality mailer. Whether you’re a business owner or a homeowner, this poly mailer is a must-have for your collection.