Curling Iron Texturizer (CIT) Heat is a stressor for hair. Curling irons, flat irons, even hair dryers on hot settings can add up to extensive amounts of damage. CIT is a specially designed thermal care product formulated to protect without buildup. Regular use of CIT adds great body to your hair, aids in air forming, firms iron curling, prevents heat damage and reduces static electricity. Light finishing spray and body builder that can b used with hot rollers or curling irons. Will not stick to curling irons and can be used on either wet or dry hair.