The Gator Rackworks GRW-DRWWRLSS 2U microphone rack drawer is a fully enclosed drawer with foam protection for 4 wireless microphone systems and their accessories. The case's exterior is constructed from 16-gauge cold-rolled steel and sports a lock knock-out for securely storing your items; the lock and key are included. Foam inserts allow you to store individual wireless microphones, while a spacious and compartmentalized storage area can hold up to 16 AA batteries, head-worn microphones, and more. The smooth glide drawers are designed to be easily pulled in and out.