Key rings 1.First Grade Tinplate 2.Meet ISO,SGS,FDA certification ... bottom with curled outUsage: can be used to be key rings.Packing standard:Each box with one ploy bag,then several boxes ... detailed information about the lid,bottom,size,material,printing type,packing requirement,etc.2.If you want to find a ... box to packing you exist products,please send product’s picture,size, ...