Amika Blockade Heat Defense Serum

What It Is
Lightweight serum for heat protection.
 
What It Does
Go ahead—put your dryers, irons and curlers on blast. Your mane can take it. Just a few drops of this nutrient-packed defender shield hair from heat styling and blow drying, without getting fried or frizzing out afterward. Forms a protective barrier around the cuticle for a smooth finish while revitalizing hair's softness and shine.