Creates a vertical target on your heavy bag.  A double end bag can easily attach to the strapping to be used for uppercuts, hooks, elbows’ and knees.  It is great for working on defensive skills. Also can be used for board breaking practice. (can hold up to 3-1 inch boards)
The tight bonding straps also allow you to fasten a tire to any heavy bags stand, multiple gym bag stand and even a basement or garage support pole. This will improve your leg kicks. 
The loop handles can be used as a Thai clinch for knee practice.
 
(Bag NOT included)