SecureCASE Hard Shell Turntable Needle Cartridge Waterproof Case with Pick Foam and Automatic Pressure Relief Valve - Works with Odyssey, Audio Technica, Shure and More DJ Cartridges and Needles Polypropylene exterior offers IP67 level protection for shockproof and weatherproof design. Works With Odyssey , Audio Technica , Shure and More DJ Cartridges and Needles Fully customizable "pick and pluck" foam interior provides a customizable fit for multiple cartridges Automatic pressure release valve allows for pressure equalization, no matter the situation Ergonomic comfort-fit carrying handle for portability. Take it anywhere Internal dimensions: 6.73 x 5.27 X 1.85 inches