Cal mag plus 2-0-0 is custom designed, highly beneficial calcium, magnesium, iron and trace mineral plant nutrient supplement that helps with calcium, magnesium and iron deficiencies in nutrient fertilizer programs. Ingredients used Nitrogen 2-percent-percent, phosphorus 0-percent, potassium 0-percent. This products available in 5-gallon. This product weighs 52.4-pound. Container's measure 10-2/5-inch length by 11-inch width by 13-4/5-inch height.