The DEWALT T-STAK Watersealed Organiser has been constructed from durable plastic & heavy duty metal hinges. The organiser is part of the T-STAK system, enabling for modular stacking for easy & stable portability during transportation. The 2 large, 6 medium & 2 long removeable compartments provide flexible organisation enabling you to customise your storage needs up to 7.8l in volume. Its durable design with IP54 rated water & debris resistance makes it absolutely ideal for jobsite conditions. The see-through polycarbonate lid means that you can easily identify & access small parts, accessories & tools whilst securely locking all items in place. The side latches allow multiple T-STAK units to be stacked together.