What it is: Designed specifically for thin & flat hair, it detangles and texturizes the hair lightly, allowing for thicker, more obvious volume. What it does: Hyper-Volume, an innovative new complex derived from wheat proteins, increases the thickness of the hair...resulting in a +43% boost in volume that lasts up to 72 hours! What else you need to know: The lightweight formula leaves hair touchably soft, color fully protected, and with incredible shine.