The K18 Biomimetic Hairscience Leave-in Repair Hair Mask is a brand new sealed product designed to provide long-lasting hair repair. This 50ml liquid formulation is waterproof and suitable for all skin types. Made in the US under the Biometric Hairscience product line, this hair mask by K18 is perfect for adults looking to improve the condition of their hair with a styling effect that focuses on hair repair.
