Using simple supplies, you can make your own silicone molding putty.
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Step 1: Watch the Short Video Tutorial Here!
Step 2: You'll Need
Americana Acrylic Paints
Objects to cast
2-part plastic or air dry clay
Step 3: Make the Putty
Squeeze out enough silicone to cover your object
Add in about 1/2 the amount of cornstarch
Add a small dab of Americana Acrylic Paint
Add in several drops of baby oil
Mix thoroughly with a small spoon or stick
*Cover your hands in cornstarch and knead
Step 4: Make a Mold
Roll the putty into a ball
Press in your item making sure it covers all the details
Let cure for about 20 minutes
Remove the object
Fill with 2 part plastics, Sculpey or air dry clay