Refrigerator LIZZ Instant Deblate Serum-in-Oil by Redken. Oil-softened hair serum with anti-frizz properties. The Dissmissive Frizz collection reinvents its formulas and presents this leave-in oil serum that helps control frizz in medium/thick hair. Its formula protects against humidity and heat by removing unwanted volume and adding shine. Furthermore, its high anti-frizz properties will keep hair free even in environments with high levels of humidity, providing extra control over the most unruly and unruly hair. It does not contain sulfates.