Dove Damage Therapy Heat Defence Conditioner with Micro Moisture Serum. Protects all hair types from heat styling damage. Did you know? Heat styling appliances can raise hair temperature to damaging temperatures and proteins in hair start degrading at 140°C. Dove advanced damage care and repair technology: Micro Moisture Serum creates a shield around the hair fibre to help protect against the high temperatures of heat styling without weighing it down. Leaves hair protected and ready to style. For all hair types. - Prepare and Use: Directions: After washing, apply from mid-length to tips and leave on for 1 min. Rinse well.