Use with Clover Standard 5L Chemical bottles and Clover Hand Soaps and Creams. Push down and Twist to Close the Pump and Prevent Leaks and Spills. Works well with a Variety of Products Such as Hand Soaps, Detergents, Cooking Oils, Food Relishes, Waxes and Cleaning Chemicals Precision Pump Dispenses 30ml of Product Per Pump Convenient, Durable, Sturdy, and High Quality