Blood Red Aqua Punching Bag 18 Inch or 21 Inch Heavy Punching Bag 18 Inch, 120 Pound or 21 Inch 190 Pound Heavy Punching Bag For Experienced & Novice Fighters - Improves Punching Power, Agility, Flexibily and Accuracy While Easier on Joints Flexible Material Feels Like Your Hitting the Human Body Multipurpose - Designed for Indoor and Outdoor Use for Commercial Gyms or Home Gyms Durable and Long Lasting - No Hard Spots or Settling - Backed by a 2-Year Warranty