**please note that this is the travel size!! 2.0 oz.** Brand new and never opened! Why spend on several products when you can buy 1 that "knows it all." From heat protection, speeding dry time, blocking humidity and reducing frizz, the CHI Know It All Multitasking Hair Protector has over 21 benefits. How To Use Shake well. Mist throughout damp hair. Comb to distribute. Blow dry hair and style as usual.