Clearsonic Ch2448 Hard Shell Case For Up To 7 Panels Of A2448 CspClearsonic is a hard road case manufactured from . 098" molded ABS plastic. It features foam padding, plywood reinforced end panels, zinc plated steel corners, heavy nylon straps, and an ample number of spring loaded cushioned handles for easy and comfortable transport. The CH4 can carry seven A4 7 acrylic panels and has heavy duty wheels to make transport easier.