Your Halloween-themed creations will be so cool when you design them using the Silly Monsters Thinlits Die Set from the Alterations Collection designed by Tim Holtz for Sizzix. You'll laugh out loud at these monsters with their arms in the air and their silly teeth and grins! These wafer-thin and chemically-etched die sets are designed to cut, emboss or stencil a single sheet of cardstock, paper, metallic foil or vellum. The dies are designed are compatible with the BIGkick, Big Shot and Vagabond machines, sold separately. Included in the package are 5 thin metal dies that range in size from 2" x 1.875" to 2.5" x 3.25".