... and lead free 3.Oeko-Tex Standard 100 class GH----Professional high quality (prong,spring,sewing) snap buttons ... 6). Pearl sizes: 7.8, 9, 10, 10.5, 11, 11.7, 12, 12.5, 13, 14, 15, 18, ... pearl cap size: 10 mm x 10 mm, 11.5mm x 11.5mm8). Hexagonal pearl cap size: 10.2mm, ... 9.5, 9.7, 10, 10.2, 10.5, 11, 11.5, 12, 13, 14, 14.5, 15, 16, ... .4mm25.4mm/25mm/30mm29~30mm30mm30mm/29mm/ GH Button --- Pearl Snap Button