Onsen-Sui 99 Facial Mask - Pack of 3 Based on Onsen-Sui 99 serum, this facial mask is formulated with carefully selected natural essential oils (frankincense oil and ylang-ylang flower oil) and plant-derived ingredients. Free of synthetic chemical ingredients such as parabens and silicones, this organic facial mask is made with a strong commitment to organic materials. Gentle on sensitive skin, with a soft texture, you'll experience a luxurious feeling as if you were at a high-class resort spa the moment you apply it. Enjoy a blissful moment of fresh, hydrated skin and a refreshed mind with its high moisturizing power. Brand new, unused. :)