24 Hour climate control; 24 Hour humidity resistance. Used by professionals. Professional formula. Our Philosophy: From our origins in salons around the world, we've always had a simple vision: to create stylist-tested, salon-quality products without the salon price tag, so you can experience that salon feeling everyday. Like your favorite little black dress TRESemme will never let you down, or go out of style. TRESemme - Professional, affordable. This product delivers more heavy-duty control than any of our other sprays - instantly freezing your look in a flash. This extreme-hold spray dries fast and nips fly-aways in the bud, even through windstorms and humidity. It's fast-drying and humidity-resistant for 24 hours, thanks to it's water-free formula. It gives you full permission to ride with the top down - your hair's not going anywhere! This product contains a maximum of 55% of VOCs. This product is not tested on animals. Made in USA.