Absorbs over 250 times its weight in rain. You do not have to remove the product! Expands by less than 1%. Non-Toxic & Non-Hazardous Improves turf growth in dry conditions. Applications is quick and easy. Apply with a shaker or by hand. Excellent field conditioner. Reduce watering cost and time. Minimize staff needed to finish the game during rain delays. Meets and exceeds EPA, OSHA and ANSI guidelines.