DUO, the world’s best selling eyelash adhesive, is known as the most superior nd effective lash bonding agent on the market. The DUO brand is subsidiary of American International Industries. Originally owned by the Knomark Company, DUO was acquired by Revlon in 1957. The product formulas employed in the ArgaBeta line are enriched with Argan oil, an extraordinary natural ingredient obtained from Argan berries, which has traditionally been used by Arab women to protect their skin and hair from the aggression of the sun and desert. Read More +