Reusable and tamper-evident for transport, protection, and storage of cash and documents. Designed for years of constant use. 5-year warranty against faulty workmanship and materials. Environmentally friendly. Material protects contents from water damage. Reversible address card printed both sides. Stamp fitment for mail and courier systems. 10 Securisac seals included. 10 x 13 x 1 in.