Sue Wilson Kinetics Collection10 high quality steel dies - largest die size: 6.5 x 5.5 cm (2.56 x 2.17 inches)Co-ordinates with dies CED22001 Arched Window/Door and CED22002 Window ShutterThese dies work with most tabletop die cutting machines, such as the Cuttlebug, Big Shot, Grand Calibur, eBosser etc