REDKEN Guts 10 Volume Spray Foam 2 oz Volume Spray Foam. Unique, directional spray goes on where you need it most - the roots. Toughens up flat hair with flexible fullness for bold, gutsy style. Natural feeling without stickiness. Lifts up the root area or apply all over for volumes of attitude. Hold Factor- 10- (Medium Control)(Volume). Great for ALL hair types. Controls frizz and adds shine for long-lasting control.