Park Jun Beauty Lab Protein Treatment is good.

I received a Dyson Air Wrap as a gift and used it diligently, but my hair quality started to deteriorate.

I thought Dyson would be good for hair, but it wasn't. So I urgently searched for a treatment and found many recommendations, and using this product is really great. I think it's important to apply the treatment and leave it on for a long time. So, I apply it first thing when I shower and rinse it off after I've finished washing.