Cantu Thermal Shield Heat Protectant. Made with 100% pure shea butter to condition hair and protect against heat damage. A pre-treatment for all hairstyles to prevent damage caused by flat irons and other heated styling tools, while adding moisture to strands for smoother, frizz-free results. Cantu Thermal Shield Heat Protectant… Lightweight formula minimizes heat damage, reduces frizz & tames flyaways, conditions and styles. Great for: Relaxed, natural This finished product is not tested on animals.