Kent For Men Gel Styling Brush - KFM3 Kent For Men Gel Styling Brush - KFM3 Kent For Men Gel Styling Brush made from andosite quartz a natural mineral which emits negative ions. This Gel Styling Brush leaves hair conditioned and the scalp stimulated. It works to encourage healthy, strong hair growth while acting as a perfect styling tool for unruly hair. This brush has been specifically designed to be used with gel for effective styling but it can equally be used on it‘s own.