Upgrade your cleaning experience with the world's first AR15 Master Cleaning Station. Designed for comprehensive cleaning of AR15s. It combines a Next-Gen cleaning mat with an intelligently designed cleaning kit filled with an extensive set of AR15 cleaning tools. It provides how-to cleaning and maintenance instruction and keeps easy-to-lose gun parts organized while you work. It provides a huge work area for a completely disassembled gun, yet rolls up for compact storage in the included bag. It's called Master, because it does it all. You will call it brilliant