The Schwarzkopf Bonacure Volume Boost Shampoo is absolutely Silicone-free and helps to infuse stability, hydration and body to every strand of your hair. This shampoo brings your limp and dull hair back to life, while leaving it incredibly manageable and voluminous. With regular use, this shampoo strengthens your hair follicle, making your mane feel luscious, thick and full of volume.