With Amazing Mold Putty and Amazing Casting Resin, you can now do just that as I did here!
Begin by mixing equal amounts of the "A" and "B" putty.
Work quickly to blend so no traces of white remain.
Pearl Metallic Alumlite. The powder is great and a little goes along way with just a dry paint brush. This will give the finished piece a nice sheen. Be sure to use the measuring cups provided to mix equal amounts of the quick cast resin, part "A" and "B" or your pieces will not set properly.
Pour both measurements into a dixie or other paper cup and mix until clear with a popsicle stick. Pour quickly into your molds by bending the cup into a spout.
You may feel the resin heat up in the cup, so pour quickly as this is part of the set process.
Here I glued the resin shells onto little magnets with E-6000.Amazing Mold Putty blog for more inspiration!