For the uneven surface that is stubborn. For a smooth finish on a flat surface. How to use: Please use after cleansing Arai and Bathing well enough. After wiping off water drops, gently rub this product against the skin in a certain direction. Sharp horns and octopus etc. with a rough surface, and finish with a flat surface. Be sure to moisturize with cream or lotion after use. Use once a week as a guide while checking the keratin condition. You need to rub stubborn keratin with strong force and do not try to take at once, please divide and take care several times.