STRAAND The Halo Hydrator Calming Hydration Scalp Mask. Application: Section the hair, apply directly to the scalp and massage in. Leave for 10–30 minutes, or overnight for extra moisture. Rinse, then shampoo and condition. Use up to twice a week. Benefits: A cooling, jelly-textured pre-wash mask that quickly hydrates and calms dry, itchy or irritated scalps and supports the scalp barrier. Six actives: 3% niacinamide, Wastar pink berry extract, aloe vera, Defenscalp™, ceramides and hyaluronic acid. Also acts as a primer that helps conditioner work better. Suits all hair types. 150ml.