The trigger is made of plastic and is presented in white. This product is designed for closing of plastic bottles. Suitable for dosage and convenient use of liquid cosmetics and household products: spray for glass surfaces, spray for household appliances, spray for kitchen surfaces, etc. The standard dosage with one press is 0.8-1.2 ml (it is possible to change the spray dosage by turning the spout). To choose the right set  pay attention to the neck diameter - 28/410.