From Amika, Blockade Heat Defense Serum shields hair from heat styling and blow-drying, protecting against overheating and damage to the delicate hair fiber. The nutrient-packed elixir forms a protective, humidity-proof layer around each hair which prevents moisture loss and ensures a frizz-free, smooth, and shiny finish.

The lightweight formulation protects against thermal treatments, prevents moisture loss, and forms a barrier on the hair that smooths down the cuticle. Plus, vitamin-rich sea buckthorn berry to keep hair healthy-looking.