VO5 PLUMP IT UP DRY BACKCOMB SPRAY - This is basically a dry shampoo & hairspray in one. Instantly gives fullness for amazing volume, minus the damage! Adds grip so big hair stays plumped for longer, and can also be used as a "pick me up" style re-activator. £3.49 at Boots (April 2013). £3.69 at Superdrug (April 2013).