Petitfee Oil Blossom Lip Mask (Sea Buckthorn Oil) is a lip mask that can be used both during the day and at night as a balm for very dry lips. It contains six phyto oil complex including sea buckthorn oil that hydrates and nourishes lips for a healthy glow. A nighttime lip mask featuring six phyto oil complex including sea buckthorn oil that hydrates and nourishes lips for a healthy glow. 6 Phyto oil complex balm type lip sleeping mask. Apply the balm onto lips before sleeping and wipt it out next day morning.