... 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 ... "We welcome any inquiry and sample tor further business. fashion O ring