Airo-Unique with Brass Trigger CC Sprayer 32 oz. is made out of the highest quality material. Molded from American Iron and Steel Institute (AISI) 304 stainless steel which is a higher grade than the usual AISI 303 used by competitors. With much higher success rate and less indentation or pitting, this sprayer is capable of enduring three (3) times the pressure stress. All components that are required to be in contact with liquid are all designed and produced from chemical resistant materials such as Teflon TM, Viton TM, top quality stainless steel brass and other precisely engineered materials. The stainless steel bottle on this sprayer is molded of high grade stainless steel making it corrosion-resistant along with its professional look yet rugged design. The pressure gauge is fashioned with scratch proof glass dial in order to accurately control and monitor spray operation while the pressure release valve provides and ensures safety for both the environment and the operator. The pump was efficiently and effectively designed to effortlessly pump at 60 PSI while the brass discharge valve features a drip-free trigger with a multi-nozzle and CC straw.