John Frieda Violet Crush For Blondes Shampoo & Conditioner Hair need a bit of a blonde top-up during lockdown? You don't need to reach for the bleach (trust us, it's not worth it!) Give your hair colour a boost of vibrance and cut out any brassiness with the John Frieda Violet Crush For Blondes Shampoo (£4) and John Frieda Violet Crush For Blondes Conditioner (£4). Image Source: sainsburys.co.uk John Frieda Violet Crush For Blondes Shampoo £4 from sainsburys.co.uk Buy Now John Frieda Violet Crush For Blondes Conditioner £4 from sainsburys.co.uk Buy Now