How To Fill A Punching Bag Base With Sand. Well we did some insight searching on this matter to crack the code. However, the filling parts of these bases are generally very small.
Using sand to fill the punching bag base we recommend replacing the water with sand. The water fill is easier to knock down with basic punching, but in all, the base of the bob is narrow and will always fall over no matter what you fill it with, especially with side kicks. If you want a heavier bag, fill it halfway with old clothes, then pour sand into a plastic bag until it's the size of a bag of sugar.
Whatever your reasons, these are great choices to consider.
Find and unscrew the cap on the bag's plastic core. Fill it with sand and seal at both ends tightly. Whatever your reasons, these are great choices to consider. To fill the bag entirely, repeat the washing down process at least 20 times and ensure to tip the base over and drain all the water out.