Semi di Lino / Smoothing Oil SEMI DI LINO SMOOTH - Unruly hair. Smoothing Oil illuminates the hair while protecting it from heat and humidity, for long-lasting frizz-free smoothness. Controls, illuminates, and protects. Features -Vegan formulation. -Bio-based fragrance. -Protection from heat styling tools. -Smoothing and enveloping texture. -Does not weigh hair down. -For frequent use.