Protects the hair fibre from aggressive heat, up to 230°C/446°.enriched with marula oil and chia seed extract, which shield the hair fiber from extreme heat up to 230°C/446°. Sealing split ends and taming the hair, Sérum d’Exception protects and hydrates the lengths. formula that is 97% organically sourced and vegan. hydrates and safeguards the lengths – Seals broken ends controls hair.