... Product Info Item Namegood 20mm vintage shank buttons made of cooper MaterialZinc alloyColorAvailable in any electroplate & pantone ... or according your requirementSurface finishingNickel, chrome, silver, gloden are available.Styleused for garment, shoes, bags, bedclothes ... rust proofingFeatureeco-friendly ,washable , dry-clearing , They are different items, prong snap button, spring Sanp button, sew ...