Cellulite Enemy N° 1 / Stimulate Circulation / Exfoliate / Improve Skin Tone / Reduces & Prevents Cellulite / Increase Engery. The ionic dry brush is made with fine bristles of cobber wire and horsehair. Dry brushing with Karmameju’s ion body brush form negative ions directly on the skin through natural friction. Negative ions accelerates the transport of oxygen to our cells and body. It stimulates the lymph nodes’ ability to detoxify the blood, and thereby increasing the resistance of the skin.