The item under consideration is described as a fine mist spray pump imported for use with an 8 oz plastic bottle. The separately provided bottle will be filled with hair and scalp solution (for treatment of Hair Follicle Stimulation) in the United States. The fine mist spray pump dispenses liquids and serves as the closure for the bottle with which it is used. The product is a simple piston-pump spraying appliance that operates through the repeated pumping action of the operator’s finger. Based on the information provided, the plastic sprayer is similar in form and function to the fine mist sprayer covered by New York Ruling Letter N007732 (dated March 22, 2007).
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N323312