The Best Heat-Protecting Sprays to Protect Your Hair From Damage

Kérastase Genesis Defense Thermique Blow Dry Primer ($45)

Calm your heat-drying fears with the Kérastase Genesis Defense Thermique Blow Dry Primer. The product not only protects against heat damage, but it also prevents tangles so you don't experience breakage when styling. It's also lightweight and won't weigh you down with product, which makes it the best heat protectant spray for fine hair.