Eco Style Black Castor & Flaxseed Oil Moisture Rich Leave-In Conditioner 8oz Eco Style Black Castor & Flaxseed Oil Leave-In Conditioner is a luxurious creamy, hydrating formula that eliminates frizz and leaves your hair glowing, softly scented, and super soft. Enriched with Black Castor Oil, Flaxseed Oil, and Milk Protein to strengthen, deeply condition, detangle, and nourish your hair.