The IronMan Kickboxing Standing Punch Bag is ideal for all Martial Arts, MMA & Boxing Training. The spring-mounted round design allows the bag to be struck safely from any angle. The large bag size means you can practice strikes from all areas of the body. Whether you looking to practice kicks, knees, elbows or punches the IronMan Kickboxing Power Pro Free Standing Punch Bag can help you develop better hand-eye coordination, speed and increase your fitness. The IronMan Kickboxing Free Standing Punch Bag has been designed to be fast and easy to assemble or disassemble. The large base is supplied empty for easy transport, simply fill with water or even sand if you require an even heavier more stable base. The round shape of the base makes it easy to roll away when you have finished your workout for storage.