... Cap rivetMaterial: copper, iron, zinc alloy, stainless steel, (with 304 imported steel materials imported from Japan) Style: no pattern, engraving ... MaterialStyleSubsequent proceduresModelSpecificationsColorcopper(brass), iron, zinc alloy, stainless steel, (with 304 imported steel materials imported from Japan)no pattern, engraving, ... , thank you! Metal jeans rivet with logo rectangle steel rivet