... free and lead free 3.Oeko-Tex Standard 100 class GH----Professional high quality (prong,spring,sewing) snap buttons top ... 10, 10.2, 10.5, 11, 11.5, 12, 13, 14, 14.5, 15, 16, 17, 18, 19,20, 21, 22, ... /9mm/333#10~15mm11mm11mm10.5mm10mm10mm444#12~17mm13mm13mm/12mm/555#14~19mm15mm15mm/14mm13.5mm666#16.2~19.2mm17mm17mm/16.2mm ... .5#25mm25.4mm25.4mm/25mm/30mm29~30mm30mm30mm/29mm/ GH Button --- Pearl Snap Button