Material:strainless steel.
(1)This item is made entirely by hand soldering. No chrome plating and No nickel Just hand-polished plating.
(2)Material
Made from high quality surgical grade stainless steel, which will never
rust. More beautiful in person  than the picture shows.
(3)Note: goods size for measurement methods, measuring equipment and so on the different will have a little error,  
(4)before use, must be thoroughly disinfected, prevent urinary tract infections. (available medical alcohol)