The nose pore cleansing brush is made of premium quality natural horse hair. Gently removes dirt and grease from pores, leaving skin smooth and refreshed. Simple to implement into your face wash routine. Designed with a string to conveniently hang dry. Materials: horse hair, resin caution: do not use on skin with wounds or rashes. Should any skin issues arise with use, discontinue use immediately and consult with a dermatologist. Symptoms may worsen with continued use. Do not store in extremely high/low temperatures or in direct sunlight. Rinse immediately should product make contact with eyes. Keep out of the reach of children. As brush is made from natural horse hair, you may notice a slight natural odor.