Alterna Bond Repair Heat Protection Spray 125 ml is a restructuring spray for weak, fragile hair. This conditioning spray helps to repair and seal the hair's surface, protecting it at tempo the same time from thermal damage up to 450°F: Bond Repair Heat Protection Spray creates una a protective barrier around the strands to prevent breakage, split ends, and frizz, for soft, manageable hair ready for styling.1) It is clinically proven to help strengthen and protect hair, shielding it from thermal damage up to 450°F and reducing breakage and split ends by over 99% compared to untreated hair.2) Contains our exclusive Caviar Bond Enforcing Technology that helps reconnect the hair's surface, cracks, and gaps of damaged strands to restore hair to its healthier, virgin appearance and feel.3) Formulated with luxurious Caviar Extract, rich in fatty acids Omega, vitamins, and minerals to help defend and protect against factors that cause the feeling and appearance of older hair: physical, chemical, and natural aging.