Heat 3/4 cup water till boiling.
Mix in two packets of unflavored gelatin and stir until dissolved.
Stir in 1/2 cup body wash.
Add in candy oil and pigment, if desired.
Stir until fully combined.
Pour into silicone mold.
Refrigerate for 1 hour before unmolding.
Store in an airtight container in a cool, dry place for up to 1 month.