Combine baking soda, citric acid and epsom salt in a bowl and mix with a whisk.

Combine coconut oil and essential oils together, then mix into the dry ingredients a little at a time while continuing to stir the dry ingredients. Mix well.

Add colorant as desired.

Mist mixture with witch hazel until it clumbs like a snowball (or you can pack it in your hands.) Be very careful not to get it over-wet. This can cause the mixture to fix and a long time.

Fill two halves of mold.

Push together until they form a ball.

Keep closed for 30 minutes, then remove one side overnight to let it dry overnight.