Nanuk 960 Waterproof Hard Case with Wheels Empty - Graphite Interior DimensionsL22.0 x W17.0 " x H12.9"|Exterior DimensionsL25.4" x W20.0" x H14.5" Waterproof (IP67 rated), dustproof, shockproof | Automatic purge valve equalizes pressure on the inside of the case when travelling Designed for mobility with a 2-stage retractable pull handle with quick release button and smooth rolling polyurethane wheels Four Powerclaw (patented) triple action latches molded in super-tough Nylon keep the case securely closed using compressive force NK-7 resin is incredibly impact resistant | NANUK cases are designed to survive the toughest journey | Limited lifetime warranty