Description Rattan bo staffs are generally double headed while white wax wood staffs are tapered on one end. Learn about the differences between double-headed bo staffs and tapered bo staffs in this free video. Expert: Dan Schmidt Bio: Sifu Dan Schmidt is a National Kung Fu Champion who has trained since childhood under master Nick Scrima, master instructor of the Chinese Martial Arts Centers in Pinellas County, Florida. Filmmaker: Christopher Rokosz