This is a set of NeNe's treatment, relax mist, hair oil, and hair pack. Would you like to try it out? (^^) The hair mask is separate from the treatment, and you can use it either between your existing treatment and your hair mask, or you can just use the hair mask on its own. It's recommended to use it before the treatment, as it will make your hair moist and manageable. Brand new, unused. Not sold separately. ● Hair Pack: 1 bottle Scent of "Sage Aroma" focused on the sleeping environment. Contains 90% of highly penetrating beauty serum ingredients. ● Hair Oil: 2 bottles Scent of "Rose Aroma" focused on the sleeping environment. ● Hair Mist: 1 bottle ● Treatment Refill: 1 bag Total: 5 items Brand: NeNe Night Sleep Tech Night Aroma Treatment Hair Oil Hair Mask YOLU Yor