Solid Brass with Smoothly ABS Lever Fit Perfectly without a Leak. MULTI-PURPOSE: effectively water-saver, male and female threads both are 1/2"IPS , fits any standard size shower heads/pipes INNOVATIVE DESIGN: variable volume adjust, reduces the flow or pressure, shut off water, minimalist matte black finish WELL MADE: body constructed by sturdy brass, with plastic handle, won't gets any corroded or leakage, ensuring longevity GREAT ADDITION: economical fix for bidet sprayer, showerhead, garden hose upgrades, etc., simple to use/install SMOOTH OPERATION: moving part slides with very little effort, easily manipulated with wet/soapy hands, net weight: 0.15 lbs