These practical 304 stainless steel pumps fit any regular mouth canning jar, Mason Jar. High quality stainless oxidation resistant lids to fit regular mouth / small mouth mason jars. This pump allows you to easily make a soap, hand sanitizer, or lotion dispenser out of your favorite Mason jar. Use with our Earthy Brown’s Liquid Soaps or Terpene Infused Hand Sanitizers. Corrosion resistant and come with a poly liner for leakproof seal.