SO COOL is the ultimate silver blonde toning conditioner for blonde, grey, and highlighted hair. It effectively neutralises yellow tones and brassiness, leaving hair bright, cool-toned, and refreshed. Powered by Kera-Cysteine Keratin Complex to repair and strengthen from within, and enriched with antioxidant-rich Australian Davidson's Plum to boost hair health and shine. Sulphate and Paraben Free. Australian Made and Owned. Vegan.