- Product Name: Sen no Uruoi Taurift Power Serum - Contents: 30g - Made in Japan Condition: New, unopened I have a surplus as I purchase this regularly. I use this as a serum. Take an appropriate amount in your hand and gently apply it to your skin. Apply extra to areas of concern. You may feel a tingling sensation due to the needle-like beauty ingredients; if the irritation is strong, rinse with water or lukewarm water. Please understand that this item is stored at home by an individual before purchasing. Please feel free to ask any questions in the comments. Please note that I may change the shipping method at my convenience.