19mm snap-fastener & button with six holes:
*material:brass
*size:8.5mm,12mm,15mm,17mm,19mm,21mm
*color:nickel&nickel-free,

 19mm snap-fastener & button with six holes:
*material:brass
*size:8.5mm,12mm,15mm,17mm,19mm,21mm
*color:nickel&nickel-free,black nickel,anti-brass,honed

*quality:strong tension,not get rusty,not easy to be scrapped,anti-aging and ante-rust(By quality and reasonable price)

*Eco-Friendly,Nickel-free,Lead-free