DIY Case Foam Padding Foam Blocks / Cubes (For Packing) Cut To Size | Protective Protective Padding Foam Flexible material: polyurethane foam, strong toughness, soft and cuttable. 3/16" FOAMBOARD 40X60 (25 SHEETS) - Decor Moulding Easily adjustable: can be cut to any size and shape you want for individual protection. Made my own foam insert it's not the cleanest ever but it's functional and it only took me a few minutes with a sheetrock cut out tool and a snap off blade... About Qwork Save more, get more No advertising, only low prices and good products. Pre Cut Cubed Custom Foam Inserts for Cases and Tool Boxes - 235mm x Package contents: vacuum packed, contains 4 polyurethane foam with a size of 40 x 30 x 4 cm.