The Basics This rich (but lightweight) concentrate is infused with Camelia Oil and UV filters to help repair past wear and tear and fortify against future damage. The Specs Density: fine to thick. Texture: straight to curly. Type: color-treated, dry, and/or damage The Pro Tip Wash with your favorite Bb Shampoo and Conditioner. Work serum evenly through damp hair (daily), and don’t rinse. Air-dry or blow-dry, and then use your usual Bb Stylers. For around-the-clock repair, use Save the Day Overnight Damage Repair Masque once or twice a week, at bedtime.. The Bottom Line Bumble and bumble is a cruelty-free brand that does not test on animals..