No.6 Deep Sleep Mask Serum 50ml, numbuzinPRODUCT INFORMATION Wake Up Radiant Overnight Repair for Tired, Stressed Skin Let your skin rest and recover while you sleep with numbuzins No. 6 Deep Sleep Mask Serum, a night time skin repair serum that works like a sleeping mask in a bottle. Designed to mimic the effects of a full nights deep rest, this intensive treatment hydrates, calms, and restores skin thats been exposed to stress, dryness, or fatigue so you wake up with a smooth, radiant