12-Space ATA Microphone Case is constructed from military-spec polyethylene. SKB's mic cases meet 300 Class, Category I specifications, the highest rating issued by the ATA. Featuring extended molded bumpers to protect SKB's Perfect-Match precision valance system, spring-loaded handles, and a key-lockable system, this ATA case is built for today's traveling musician. Space for 12 mics with plenty of room for cables.