After reading numerous reviews I would like to comment on why the brush gets hard. I experienced the same thing and was very frustrated. What I realized is if you do not let the activator to fully dry, it reacts with the top coat to harden. Since then, I always wait for a bit then wash my hands well to remove any residue from the activator. The to
...Read MoreRead more about After reading numerous reviews I wouldp coat goes on perfect without hardening the brush. Nothing beats the shine and strength. I continue to use this product and am happy with the results. Read LessRead less about After reading numerous reviews I would