Black. Strong ABS plastic. Clamps to workbench, tool tray or anything that is made of metal and at the same time holds sockets firmly in place. With 2 rows of socket compartments, for both standard and extra long sockets. Socket holders will take both USA sizes and Metric sizes. With 2 x 13 socket compartments, for use with up to 3/8" / 15mm sockets with 1/4" drive.

Note: Does not include sockets.