Kérastase Mousse Densimorphose 150 ml Kérastase $49.00 Default Title - $49.00 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. This mousse instantly transforms the hair fibers. Thickness, from roots to ends, is like added on and yet the fiber maintains a supple feel. All in all, the hair is left feeling lighter and noticeably fuller.