We provide alloy button,jeans button,garment button,fashion button,brass button,rivet,eyelet,D-ring,buckle,zipper,ect. O-ring:1)any size,color and design are avaliable2)high quality with factory price3)timely delivery and good serviceItem:O-ring1)material:zinc alloy,copper, brass rhinestone,ect2)color:sliver,gold,copper red,anti-brass,black,ect.3)high quality with factory price4)strong capacity, ...