The 3.5" Finished Square Bigz XL 25" Die from Sizzix is part of the Quilting by Design Collection. It cuts fabric and hundreds of other materials, including magnet, foam, cardstock, felt, craft aluminum and more. The die is compatible with the BIGkick, Big Shot or Vagabond machines (with 6" x 26" Cutting Pads) or the Big Shot Pro (with Extended Cutting Pads). Each additional item is sold separately. The die measures 6" x 25". The finished die-cut shape is 3 1/2" x 3 1/2" and features dog-eared corners for easy alignment.