1,Closure :24/410 ribbed 2,Multi-layer leakage prevention design 3,Fully automatic producton line Detailed information of the product1,Application : Liquid soap ... , phamaceutical . 2,Usage : For the first pump , 3-4 times of pumping will work . 3,Many colors avilable for choice as you ... within this product are PP material.(2),Spring are 304STL(3),Ball are made of glass.We have our own mould ...