... shank,with metal rim, metal eyelet, fancy designed tone to tone dyeing,Color fastness 3.5+ EU standard Resin buttonFeatures1, Resin buttons for shirt, pant ... with holes, shank,with metal rim, metal eyelet, fancy designed etc.3, All sizes can be made. 4, Non-toxic, EU standard ... of designing and moulding to match special demands from buyers.4, Product standard. All buttons produced in our factory are ...