nickel sticker 1.material:100%nickel or copper nickel. 2.treatment:eletrioplating. 3.thickness:0.05-0.15mm. 4.selfadhesive nickel sticker letter1.material:100%nickel or copper nickel.2.treatment:eletrioplating.3.thickness:0.05-0.15mm.4.selfadhesive.5.effect can be high gloss,textured or cut through.6.color can be red ,gold ,black ,blue etc.7.high quality with best price,high capacity,timely ...