The ever popular NFL Bowling Balls have all new designs for Every several years a new design is released. This item is a regulation size 10 pin bowling. KR NFL Single Ball Bowling Bags. Adjustable shoulder strap; End shoe compartment; Metal hardware; Foam ball insert; Large front accessory pocket; Shoe. Buy The Buffalo Bills Bowling Ball at sportlifechile.info, Friendly for all teams; Bowling balls manufactured by Brunswick, a licensee of the NFL.