flat with holes, shank,with metal rim, metal eyelet, fancy designed tone to tone ... Laser logo2, Type: flat with holes, shank,with metal rim, metal eyelet, fancy designed etc.3, All sizes can ... Production and design. We have 8 production lines working year round for common exported buttons, and 6 ... 4, Product standard. All buttons produced in our factory are non-toxic/nickel free, and passes all ...