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 product comes with 1 year warranty, available in 1-quart. This product weighs 2.9-pound. Container's measure 5-inch length by 2-2/7-inch width by 7-2/7-inch height.