Aqua Training Bag Bad Boy Blue Aqua Head Hunter 12 Inch, 35 Pound Slip Ball Punching Bag Hybrid Blue 12" - 35 lbs. Slip Ball Punching Bag Hybrid - Ships Unfilled Perfect for Working Angles, Head movement, and Uppercuts Durable, Flexible Material - Feels Like Youre Hitting the Human body Multipurpose - Designed for Indoor & Outdoor Use - Commercial Gyms & Home Gyms Long Lasting - Designed to last and is backed with a 2-Year Warranty