This dual layer custom foam interior is designed to cradle each mic and will fit up to eight handheld wireless microphones, eight wireless body pack transmitters and accessories. Convenient finger holes to quickly grab the microphone and easily slide in the body pack transmitters on their side to protect the antenna. An open pocket is perfect to hold mic clips, batteries and other accessories. iSeries injection molded waterproof cases are constructed of ultra high-strength polypropylene copolymer resin and feature a gasketed, waterproof and airtight, submersible design (IP67) that is resistant to corrosion and impact damage. Its molded-in hinge, trigger release latch system, comfortable, snap-down rubber over-molded cushion grip handle, secure stacking, and automatic ambient pressure equalization valve (MIL-STD-648C) all contribute to its military grade design.