COLAB Dry Shampoo is an award-winning dry shampoo collection created by a team of beauty insiders, including international blogger and fashion model Ruth Crilly. During 2018, Little Mix took part in a promotional campaign for COLAB Dry Shampoo. Ruth Crilly also caught up with Little Mix on set to find out what they love about COLAB Dry Shampoo. The girls also shared their top tips for styling their hair with COLAB Dry Shampoo.