Sizzix-Wafer Thin Dies Extended Magnetic Platform. Allows for perfect registration when cutting. Ideal for cutting windows on cards, bags and boxes. Uses high-grade, closely aligned magnets to securely hold single or multiple dies. Capable of handling long borders and larger chemically-etched or wafer-thin dies. Compatible with BIGkick, Big Shot, Big Shot Pro and Vagabond when using Thinlits, Framelits and other wafer-thin dies. This package contains one 14-1/2x6x1/2 inch extended magnetic platform.