20mm Inner Water Hole Water Jet Nozzle 40mm Chromed Cover eleven Air Jet Bubble Nozzle PVC Base Massage Bathtub Jet Nozzle Features: Material: Made of fine materials, durable, wear resistant, high temperature resistant . Easy to Use: The air nozzle is made of nice material, exquisite workmanship and prolonged provider life . High Performance: Unique design, steady and dependable performance, it can be used for many years . Comfortable Bathing Experience: Exquisite workmanship, uncomplicated installation, compatible for kinfolk tub and SPA pool . Removable: Detachable design, it may be indifferent to cleaning after long run use . Specifications: Model Number:SY-P18A(40mm)Water Jet Nozzle: Φ20mm(Inner)Air Jet Nozzle: Φ11(outer)Material: Chromed ABS Cover, PVC BodyCover: Φ40mmWeight: 45g Note:1. Please allow barely error due to guide measurement. 2. Due to the variation between different monitors, the picture may not reflect the particular coloration of the item.