NIB, NEW, sealed, A refreshing aquagel moisture mask enriched with a unique complex of bamboo sap and fibers to help skin feel smoothed, hydrated, and plumped with water.What it is formulated to do: Bamboo Waterlock Mask can be used in two ways: a rinse-off hydro-plumping mask or a moisturizing leave-on treatment. The unique complex of bamboo sap and fibers helps lock in moisture so skin feels an immediate hydration sensation and appears refreshed and plumped with water.