Leaves surfaces completely dry. Absorbs 10 to 12 times more liquid than traditional clay products. Lightweight formula reduces back pain, arm and leg strain. Lighter particles pick up more liquid - quicker ! 300% increase in sorption capacity. Instantly soaks up liquids. Reduces clean up time and limits liabilities. Exceeds EPA Landfill requirements. Passes paint filter & TCLP tests. No harsh chemicals, No corrosive agents, No flammable elements, Non-Biodegradable & Non-Toxic. Includes 12 pieces.