Brand from Japan: B.Luxury. Uses concentrated acid heat to penetrate deep into the hair.Use a straightener or heat from a hair dryer to straighten your hair.Makes hair straight and shiny.How to use:When towel drying your hair.Apply an appropriate amount onto palm and apply thinly onto wavy or curly areas.After application, it is effective to style your hair using heat from a blow dryer or straightener.The straightener provides a firm grip on your hair.Keeps hair smooth and shiny.And the curling iron wraps your hair tightly, keeping it smooth and shiny.Due to natural ingredients, color and smell may vary, but this does not affect the quality.