Clairol Nice'n Easy Crème permanent hair dye, 4 Dark Brown

Clairol's permanent crème dye with full grey coverage, in shade 4 Dark Brown. Amazon has it at £6, down from a £6.68 was price, and 3,000 people bought one in the past month. Superdrug sells every Nice'n Easy shade at £7.99, or two for £12, so a single box is £1.99 cheaper on Amazon.

Cheapest right now: Amazon, £6