Mizani Thermasmooth Smooth Guard SerumA lightweight, leave in thermal protecting serum buffers against heat styling damage and facilitates the use of heat tools by providing extra glide for easier manageability. Ideal for fragile, brittle hair, this hydrating treatment protects against split ends and hair breakage with professional hair strengthening ingredients. Designed to shield and polish all hair types and lengths for reduced frizz and increased smoothness and shine. Conditions for