This pack of 500 white poly mailer bags are perfect for shipping your products safely and securely. The self-sealing, peel n' seal feature ensures that your items are protected during transit. These bags are made in the United States and have interior dimensions of 6"x9". The poly mailer bags are a premium option for all your shipping needs. We ship daily, Monday to Friday, and usually ship the same day. These bags are ideal for shipping a range of products and are a great addition to your business.