The PB-2650E Hard Case with Wheels from Portabrace is a high-performance, hard resin case for transporting and protecting video, audio, and photographic equipment. It is watertight and airtight with a pressure relief valve, easy to operate latches, and a comfortable hand grip. The patented resin material is lighter than many comparable brands, which helps reduce fatigue and shipping costs.The PB-2600E is constructed with a high-performance hard-resin material reinforced at the corners. The PB-2650E is ideal for audio, and photographic equipment.