Material: Made of thickened PP plastic, which is sturdy and heavy duty then normal plastic. can use for a long time. Good Sealability: There is a leak-proof gasket inside the black spray head of the trigger sprayer nozzle to prevent the leakage of liquid. Multiple Modes: The heavy duty trigger spray nozzle is designed with 3 different modes, which can be adjusted by turning the knob. Universal Fit ：28-400 spray tops fit most 32, 16 and even some 8 ounce glass and plastic bottles Package Information: You will receive 10 packs mist spray & stream sprayer replacement tops in the package, which can meet your requirements for using on different bottles.