Made with five nourishing plant-based oils and extracts, this lightweight styling oil is the perfect foundation of your daily styling routine. It works to smooth frizz, add lustrous natural shine, and protect against heat styling and humidity. Made with five nourishing plant-based oils and extracts, this lightweight styling oil is the perfect foundation of your daily styling routine. It works to smooth frizz, add lustrous natural shine, and protect against heat styling and humidity. Founded by celebrity hair stylist Mara Roszak, RŌZ (pronounced “rose”) is a meticulously crafted and curated collection of hair care inspired by nature and rooted in performance.