Keep your sleek styles smooth and frizz-free for up to 72 hours** with Aveda Smooth Infusion Perfect Blowdry. This lightweight, heat-activated blow dry treatment provides an anti-frizz shield for 72 hours**. Each strand of hair is wrapped in an invisible anti-humidity shield, locking out humidity and keeping frizz-prone styles 5x smoother*** and sleeker for longer. 95% naturally derived* and features an invisible plant polymer shield that instantly cloaks hair strands and repels water, giving silicone-free protection. A botanical smoothing oil blend of Kalahari melon seed oil and tamanu oil smooths and conditions cuticles for softness and shine. This at-home blowout spray also contains UV filters, protecting your shiny sleek blowout from the drying effects of the sun and heat styling up to 450°F. Formulated without: Animal-derived ingredients, silicones, gluten, mineral oil, SLS/SLES, synthetic fragrance, parabens, phthalates, petrolatum, paraffin, and formaldehyde donors. Best for straight, wavy, and curly hair. *Per ISO 16128 standard, from plants, non-petroleum minerals, and/or water. **Ex vivo testing on tresses. ***Ex vivo testing on frizz-prone tresses.