Wire Backs & Tops Button Moulds Tops & Backs. available in the following sizes: #24 [15mm diameter] #26 [16mm diameter] #28 [18mm diameter] #30 [19mm diameter] #36 [23mm diameter] #45 [29mm diameter] Category: Button Moulds & Accessories Related products Die & Cutter Sets View product Button Moulds [prong] View product Cutters View product Fibre Cutting Block View product