Nothing wreaks havoc on our hair this time of year more than humidity. We all know that the sizzling temperatures are conducive to hair’s worst enemy: frizz. Of course, there’s a slew of anti-humidity and anti-frizz hair products — but which ones actually do the trick? Most hairstylists agree that the trick to dealing with humidity and frizzy hair is to ensure the outermost layer of the hair, the cuticle, lies as flat as possible without resorting to a silicone-laden product (this compromises hair’s natural volume). Sounds easy enough, right? From shampoo to serum, we’ve rounded up the top performing hair products for humidity to help fight frizzy hair, so you can have a great hair day all season long.