A must have for any homebrewer who bottles their brew. Ideal for cleaning out stubborn deposits left behind in beer bottles. The nylon bristles easily fit into your bottle to clean out any sediment that might hiding inside. Brush, rinse, sanitize, and the bottle is now ready to be filled with homebrew. 17" in length. Fits 12 oz (355 ml), 16 oz (500 ml), and 22 oz (650 ml) bottles.