If you though wish to wipe it use nothing but a soft cotton pad!
If you wish to keep it light and shiny a copper polish from your local DIY or drug store will help.

 

 

 

The porcelaine DOT can be cleaned with a sandpaper (grit 400). Gently sand the surface in circles.

 

 

 

 

 

 

VANISHING POINT items can be cleaned with sand paper (grit 240). Lay the paper flat on an even table and move the piece over the paper horizontally. Do not make curving movements to maintain the sharp edges and planar surfaces. Make sure not to sand the chain!

 

 

 

 

 

WOODEN DIAMONDS can be cleaned with sand paper (grit 240). Lay the paper flat on an even table and move the piece over the paper horizontally. Do not make curving movements to maintain the planar surface. Do not sand to much, you might remove the thin birchwood layer!