Heavy-duty black HMW polyethylene material with a unique continuous industrial frame based on Platt's Guardsman™ design and construction. All hardware is recessed for wearability and shipping purposes. Cases come with a built-in TSA-accepted combination lock, 2 spring-loaded handles, a full-length piano hinge, and security-type bolts. Available in 6 colors. Case equipped with telescoping handle and recessed wheels for easy transporting.