Use this soft air-dry clay for making solid, durable projects without the need for baking in oven or firing in a kiln. Softens easily with water and quickly cleans from hands and surfaces. Stamp impressions, make beads or use with any traditional techniques such as pinch, coil, slab, or score-and-weld. When dry, the clay can be painted with tempera, acrylic or watercolors. Clay dries to the touch in 24 hours, and is completely dry in 72 hours. The 25 lb. value pack is economical and convenient for classrooms and group activities. Made in the USA.