Thermal Spray 22 High Hold is a thermal setting mist that provides mega hold and heat protection for up to 450 degrees. This professional product adds shine, offers anti-frizz control, and provides long staying power. Redken's Heat Restyling Technology features a unique formula that seals the hair cuticle from damage and protects from heat up to 450 degrees. This technology also allows you to change up your style between washes by applying heat to reactivate the formula. BENEFITS - Lightweight thermal spray protects from heat up to 450ºF/232°C - Boosts shine - Adds clean-feeling, touchable hold - With Heat Restyling Technology so you can apply once and restyle endlessly - Ideal for use with flat-irons and curling irons