After spending over 10 years trying "other hair growth products", I heard about the success of using Laser Hats and chose ZJZK. As you can see, during the 3 year process of using the ZJZK Laser Hat, I could see remarkable results after only 6 months. Now, after approximately 3years, I��m enjoying the full benefits that surface with a full head of hair! My hair stylist complimented me along the way as she noticed the improvement in my hair growth. Furthermore, she stated out of all the clients she has with hair loss, I��m the only client she has with such a noticeable difference! I am thrilled I chose ZJZK!