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. Design Dimensions1 1/4″ x 1 1/2″ Includes1 Blending Tool Head & 2 Blending Sponges ConstructionABS (Blending Tool Head) 70%, Open Cell Ethylene Vinyl Acetate Foam 23%, Velcro Hook/Loop (Polyester/Polypropylene) 5%, Adhesive (Solvent Acrylic/Silicone Tissue Tape) 2% Packaged Weight0.99 kg.