Your essential ally for healthy hair!!! Designed to retain scalp heat, this cap enhances the effectiveness of hair treatments by facilitating nutrient penetration. With a diameter of 31 cm, it offers optimal comfort for all head sizes. | Unique creation of French craftsmanship & artisanal quality. | Cream lining 100% satin certified Oeko-Tex | Outer fabric 100% cotton certified Oeko-Tex | Tricolor ribbon | As a treatment cap: Apply your hair treatment and leave it on under the cap - The natural heat of the scalp will open the hair cuticles, allowing better absorption of the active ingredients. | As a night cap: The satin protects your hair from pillow friction, reducing breakage and promoting hair health. | Suitable for all hair types and all head sizes. | Machine washable at 30°. <<< Feel free to contact me if you have specific requests >>>