The B04 - bobble cap keeps you warm in any weather. Made of 100% cotton it is very comfortable to wear and protects even in winter from snow and cold wind. The cap is black with two red stripes and the BAYER 04 logo in the middle. A cool highlight is the black - red bobble. The B04 bobble cap is available in the Bayer 04 fan shop from JAKO in the sizes Junior and Senior.