Complete with colorful Slimy Sand and fun molds, this box from SlimyGloop will make the perfect birthday present for your little one. With 2 pounds Of pre-made Slimy Sand in 2 different colors — plus 5 construction-themed molds and rollers — you can build, remodel, and crush your own construction site, without the mess. This reusable set makes for hours and hours of the ultimate sensory play! Details: Includes assorted colors (blue and yellow) 2 lb. (907 g) Includes molds and rollers Nontoxic For ages 5 and up