... brass,pattern tap series: basin,kitchen, LED shower mixer with pattern on the spout mixer tap (A2021):1. Material :H59 high quality ... layer :12 UM3. cartridge: 25MM ceramic cartridge, 800,000 times open/close, no leakage4. salt mist test: 96 hours , corrosion status ... foshan ,shunde port in China, CIF, EXW or other terms mixer tap A2021