The Gator Case GRBW-3U+6W 3 Space Rolling Rack/Wireless Microphone Bag (Black) is a lightweight rigid rack bag made for effects processors, recording equipment, sound modules and similar equipment. There is a microphone pocket that holds six wireless microphones or six body packs in a padded foam insert and an interior mesh pocket for accessories. The bag has a retractable, removable handle and wheels and an internal reinforced aluminum valance.