Get your frizz in check! Our 3-Day Straight™ Heat Protection Spray, formulated with keratin drops, smoothes and tames unruly hair to help create a sleek, straight style that lasts up to 3 days or until your next shampoo if less than three days. From the first use, this heat-activated spray builds a powerful defense against humidity that lasts up to 72 hours, helping to keep your style straight and smooth. Suitable for all levels of frizz and color-treated hair. Cruelty-free and free of parabens and phthalates.