Foaming Trigger Sprayers dispense 1.4 ml of clinging, long-lasting foam with out durable, inexpensive foaming sprayers. Extra-long, ergonomic trigger provides increased comfort for continuous use. Unique piston design provides increased chemical resistance and long life. Solutions need to be diluted with water by approximately 60% to achieve proper foaming action. Sprayers are white in color. Sprayers equipped with comfort triggers increase comfort and grip for users.