The OEM Chartpak 948 72/124 carrying case is designed for transporting documents securely. This telescoping document tube features lightproof plastic to protect materials from fading due to sunlight exposure, as well as from bending or creasing. It is adjustable in length from 26 inches to 43-3/8 inches in 24 locking 3/4 inch increments and includes a shoulder strap for easy carrying. Please note that this document tube is not recommended for mailing purposes.