Pelican Air cases are the first in a series of remarkable innovations engineered by Pelican, the pioneers of protective cases. For over 40 years Pelican has designed and crafted the most influential protective cases in the world, and we're just getting started. Features: Interior: 29.59 ” 15.50 ” 9.38 Automatic Purge Valve - Keeps water and dust out while balancing air pressure. Retractable extension handle Super-light proprietary HPX Polymer Business card holder Quiet rolling stainless-steel bearing wheels Maximum airline check-in size