Oozeq washes away with water.
You should not need any additional material to make an armature for polymer clay.
It will not harden like early versions of Oozeq
Form the armature, wrap it in polymer clay leaving an opening to rinse the Oozeq out.
Bake according to polymer clay instructions.
Submerge finished piece in water after baking to soften Oozeq armature.
Use a handheld pump sprayer on stream setting to rinse Oozeq out.