The dewalt tstak i accessory case is a tough durable tool case made from 3mm polypropylene plastic its solid metal hinges and heavy duty metal latches make it highly robust in addition it has a strong metal handle it has 2 compartments to separate smaller and larger accessories for greater organisation can be stacked and clipped to other tstak toolboxes via plastic side clips this allows numerous boxes to be stacked and held securely together for easier transport it comes with a pre cut foam i