Brand from Japan: Shiseido Professional. Maintaining the effects of in-salon treatment by protecting the hair from 7 external stressors in everyday life.Heat application creates a network of shielding ingredients to protect the hair from external stresses.Protects hair from the external stresses of your daily life.Quickly dries wet hair.Wonder Shield To maximize the longevity of the superb hair beauty obtained from salon treatments.To maximize the long-lasting beauty of the treatment, Wonder Shield uses proprietary technology to lock in the treatment's benefits while preventing external stress on the hair.The unique technology is incorporated in both salon care and home care products.How to use:Apply an appropriate amount to wet hair after towel-drying.Dry with a hair dryer.Recommended to use once every 3 days.