The Blending Tool w/Replacement Sponge (1 1/4" x 1 1/2") is a handy, interchangeable tool head for the Sizzix Multi-Tool (sold separately). With an angled sponge head for optimized blending, the Blending Tool is perfect for coloring stencils, embossed cardstock and other surfaces. The hook-and-loop fastening makes it simple to swap blending sponges when changing colors or mediums. Sponges have a diameter of 1 1/4" and can be washed repeatedly to extend their use. The Blending Tool comes with two blending sponges, and refills are sold separately.