The rational design, the elegant appearance, suits cleans each kind of big and small milk bottle and the nipple. Brushes the wool to add the sponge head high-levelNylon,may clean thoroughly the milk bottle and the fitting. The screw spindle threads up brushes the wool not to fall off, health. 300/box, this product may need to design according to the customer brushes the wool length and the color and the packing size. Welcome to contact with us