“The Wacker seams perfect” controls and compresses those unruly multi-layer seam allowances without compromising the small 1/4 seam allowance No more pressing seams open, no more removing stitches to twist/spin, and no more clipping into seams Just steam, wack, press, and done! Size handle 7-7/8" L head 3" long X 1-1/4" diameter, weights 4 oz. Made in the USA!