This 0.5 oz. & 1 oz. stainless steel jigger was designed for professional use in restaurant or bar. This 0.5 oz. & 1 oz. stainless steel jigger was designed for professional use in restaurant or bar. Capacity: 0.5 oz. & 1 oz. Material: stainless steel. Dimension: 1-3/4in dia. X 2in dia. X 2-1/4in height.