Sebastian Thickefy Foam will help you create the look and feel of naturally thick and voluminous hair. Using innovative liquid-to-foam technology, this styling foam will increase hair volume for long-lasting body with a flexible, pliable hold. Using just one pump, your hair will be thickened and conditioned, while finer hairs are held in place for a sleek, polished finish. Thickefy Foam is especially suitable for those with fine hair thanks to its volumizing effect and weightless hold.