3 folding boxes in different sizes each with 2 side handle openings tight locking mechanism on the side walls can be completely folded down if you buy more than one set the boxes that are the same size can be stacked on top of each other colour black blue size box 1 265 x 170 x 105 mm volume approx 473 litre box 2 400 x 300 x 145 mm volume approx 1740 litre box 3 500 x 300 x 160 mm volume approx 2400 litre