Overnight hair mask for healthier strands (by morning) WHAT IT IS An overnight treatment to help reverse the appearance of damaged hair – for swingy, silky (de-stressed) strands by A.M. HOW IT WORKS The overnight masque is infused with Evening Primrose to help repair past wear-and-tear – and fortify against future damage. WHO IT'S FOR • Density: fine to thick• Texture: straight to curly• Type: color-treated, dry, and/or damaged HOW TO USE Apply on dry hair once or twice a week. For deep nourishment, leave on overnight – and then wash out with your favorite Bb.Shampoo and Conditioner. After cleansing, use Save the Day Daytime Damage Repair Fluid for around-the-clock repair. KEY INGREDIENTS Camellia Oil: A precious, rich oil that has been recongnized for centuries for its restorative and rejuvenating properties.Advanced Hair Repair Technology: Helps repair split ends, restore hair's healthy look and feel.Evening Primrose Oil: Rich in omega-6 fatty acid, known for its nurturing properties. Bb.Products are free from parabens, phthalates, mineral oils, and formaldehyde. CRUELTY FREE Bumble and bumble is a cruelty-free brand. We don't test on animals.