45HKD Features Waterproof. It gives a natural finish with a non-sticky and fluffy feel. The eyebrows you draw will last a long time. Characteristics of ingredients and prescription Waterproof type that is resistant to sebum and sweat. How To Use Adjust the shape of the entire eyebrow by drawing each eyebrow one by one. Please use the brush to straighten the hair or blur the drawn areas. One point advice: Since the core is soft, please use a Cezanne sharpener when sharpening.