A luxurious addition to your hand care ritual. Made with cellulose acetate derived from wood pulp, and soft natural boar bristles, the PAUME Hand & Nail Brush can be used as a rejuvenating dry brush, or for deep cleaning with soap and water, to keep your hands clean, smooth and glowing.As a Dry Brush: Gently exfoliate your hands, remove dead skin cells, improve skin texture, and encourage blood flow to your hands.As a Wet Brush: Remove stubborn dirt and impurities from fingernails, cuticles, and nail beds.