Toolcraft Tool Boxes Foam insert 620696 - Toolcraft 821414, The Toolcraft 821414 foam insert measures 640 x 440 x 40 mm and is made from cross-linked foam. This convoluted foam padding fits perfectly into a workshop trolley to protect tools and equipment. The product is ideal for organising and cushioning items during storage or transport. Toolcraft 821414 Foam Insert 640x440x40mm Customisable Storage Mat