Designed to be used with flat irons, the Healthy Soya Want Flat Hair Thermal Protectant from Sexy Hair works to protect, strengthen and smoothen locks from root to tip. Infused with Cocoa Extract and Soy and Wheat Proteins, the conditioning spray shields against heat styling, whilst providing flexible, long-lasting hold and enhancing shine for a super sleek, straight finish. Doesn’t leave sticky residue or build-up on straighteners.