Marlies Möller's Brush & Combs Volume Thermo is a brush for use with a dryer. This brush's main function is to create straightening effects in conjunction with the dryer's heat. Made to order. una ceramic base combined with tourmaline, promotes the homogeneous distribution of heat while maintaining una constant temperature, thus accelerating drying in modo completely respectful with hair. Also, he has una ionic technology that prevents frizz and provides unbeatable shine and softness.