☆ Ships within 24 hours ☆ ☆ Brand new, unused item ☆ ☆ Instant purchase welcome ☆ Ships via Mercari delivery (anonymous shipping)! Items are not sold separately. This booster serum contains highly penetrating beauty ingredients that hydrate and add shine to the hair, enhancing the treatment effect. It can be used for styling (applying before using a hair iron or dryer to add shine and manageability) and for fixing bedhead.