Tool Box Foam 3Pack 18x12x2 inch Foam Inserts for Cases Polyethylene Storage ...

VERSATILE USE: Toolbox drawer foam sheets can be used in various types of toolboxes, cabinets, cases, roolling tool chests. Color: black with red. EASY TO CUT & INSTALL: Foam inserts for cases are easy to cut with simple tools like a hot knife or blade, allowing you to create custom shapes and sizes to fit your tools perfectly.

eBay