This color-morphing mask is formulated with a prebiotic from algae to target concerns that may result from unbalanced surface skin bacteria. On application, it transforms from mint green to pink and re-balances, detoxifies, and leaves skin feeling alive and hydrated. Also paired with patented Alguronic Acid, naturally-sourced and sustainably produced from Algae, this mask helps to hydrate the skin for an even, clarified, and radiant look and leaves skin more resistant to pollution and the appearance of lifestyle aging.Prebiotics are good-for-you ingredients that help re-establish the balance of skin’s natural surface ecosystem. Size:50 mL/ 1.7 US fl. oz.