The Pelican 1470-001-110 1470NF Computer Case without Foam is a watertight, dustproof and corrosion-proof case with a slim attache design. It is made of ultra high impact structural copolymer polypropylene that makes it extremely strong and durable. It has an Automatic Pressure Equalization Valve for changes in altitude or temperature. It can be carried by a comfortable rubber over-molded handle, or an optional removable, padded, ergonomic shoulder strap. Black.