500 / Box. Transmittal bags are made of strong, clear 2.75 mil polyethylene and can be used to transport valuables such as currency, coins, checks, credit card receipts, gift certificates, jewelry and coupons. Tamper-resistant, permanent adhesive seal offers added security. Large, imprinted, white-shaded box on side is perfect for identifying contents, including the date, register number, cashier identification, currency amount, coin total, check total, credit card total, three blocks for miscellaneous before the grand total as well as a large section for comments.