Designed to be easily filled & refilled over time with the unique, easy-access, patent-pending REFILL LID  A great workout aid for improving boxing skills and techniques  Includes straps & tie-down...

 Test your speed, agility, striking & defensive skills  Engineered for home usage  Spring-loaded to swing 360 degrees  Great for beginners to professionals  Height adjustable to suit almost all ages!  Requires...