Compatible with Sizzix Bigshot Pro machine only. Bigz Pro Die 25" measures: 11 5/8 x 24 5/8". Approx. Die cut is 2 x 24 inch Strips. Strips are open ended for optimum use. Die contains 5 strips. Requires use of Bigshot Pro extended cutting pads part number 656657 and extended adapter pad 656656. You will also require a Big Shot Pro Sliding Tray, Extended part number 656658.