Pelican™ Air cases are the first in a series of remarkable innovations engineered by Pelican, the pioneers of protective cases. For over 45 years Pelican has designed and crafted the most influential protective cases in the world, and we're just getting started.With the launch of the Pelican™ Air line of cases, we're redefining the future of protection with a remarkable union of light and tough. Press and Pull™ Latches Super-light proprietary HPX²™ Polymer - up to 40% lighter Quiet rolling stainless-steel bearing wheels Waterproof, crushproof, dustproof Retractable extension trolley handle User-customizable Pick N Pluck™ foam Fold down over-molded handle Waterproof O-ring seal Business card holder Automatic pressure equalization valve - balances interior pressure, keeps water out Stainless steel padlock protectors IP67 & MIL-SPEC certified Limited Lifetime Warranty Made in the USA