The COSRX Balancium Ceramide Lip Butter Sleeping Mask cocoons dry, chapped lips in an ultra-smooth veil of buttery goodness.A blend of shea butter and ceramides unite to create the perfect protective barrier, working to replenish lost moisture and condition the lips. The creamy, butter-soft lip sleeping mask effortlessly melts onto the lips to provide comfort, whilst visibly smoothing for a plumper-looking appearance.