A Snap-on magnetic tray for 12 sockets, comes with a cover. Can be placed on side of toolbox or any surface that can be magnetized and the sockets will stay put inside. The cover fits perfectly over the tray, but is not an exact match; it seems to be designed for 13 socket tray. It will work fine for short sockets. Tray model number is PAKTY241 Cover model number is PAKLD091 More Snap-on tools in seller details. This tray and cover ship BOXED for $11.95