Layered bristle structure combines two types of soft bristles and different bristle lengths for a gentle feel that is perfect for massaging the décolletage, neck, and other delicate areas. Details The exquisite feel of these gentle bristles makes it a perfect brush for use in dry brushing as well. Material: Boar bristle, Goat hair, Synthetic, and Walnut. Details 2.36" W x 3.07" D x 2.75" H Soak the brush tip. Use an appropriate quantity of soap or body wash.