Quikrete 6921-34 European Concrete Walkmaker, Assorted Color"EUROPEAN BLOCK" WALKMAKER PATTERN The QUIKRETE Walk Maker Building Form European Block Pattern (No. 6921 34) Is a reusable plastic mold. Fill the mold with 80 lbs. of concrete mix (1 80lb bag fills 1 mold), trowel, and remove the mold. Customize the color with QUIKRETE Liquid Cement Colors. Features: Easy to use, reusable plastic mold featuring a pattern of squares and rectangles in various sizes. Use to create block patterned walks, paths, patios,