For use as a drip-free solution for filling multiple suppository cavities. Cleanable and durable 3 inch diameter polymer construction with a 5 inch stainless steel flow stop stem. For use with low viscosity compounds. Depressing the red button opens the lower valve at the bottom of the funnel and releasing the button closes the valve. Outer diameter of bottom of funnel is 5mm that easily fills most common PVC suppository shells that typically have a 9mm fill opening. Holds approximately 475 ml.