Materials for Keum Boo 'Learn With Me' Session. Links are clickable.  ​​ Silver Sterling Silver Sheet in gauge you desire Item No. 100999 (Rio Grande)  Fine Silver Sheet (If you want to shorten the process) Item No. 101914 (Rio Grande) Argentium Silver Sheet (If you want to shorten the process) Item No. 108216 (Rio Grande) ​ Keum Boo Gold Foil (Thicker than regular gold foil)  23.5K Keum Boo Gold Foil (Otto Frei) 23.5K Keum Boo Gold Foil ( Silver-clay.com ) 23.5K Yellow Gold