Real silver powder for gintsugi.  This is Rounded Silver Powder (Maru-fun).  When buffed, it will become glossy/shiny.  To be sprinkled with powdering tube or ashirai brush.
 
Check the net weight of precious metal products before purchase. 
Some kintsugi kits offer 0.1g, 0.4g, or 1g of gold and silver powder so their bundled cost may look cheaper.  
 
Our standard pure gold powder is 1g and pure silver powder is 4g. 
 
Pure Silver Net weight 4g
 
Product of Japan