By default, the sandbag comes fully filled with 3 filler bags that hits the maximum weight without any loose sand. If you would like the weight to be lighter, simply take out one filler bag! This is unlike other sandbags on the market which sells you more expensive sandbags which come empty!
Why use sandbags? Here are the best reasons!
Multiple exercises from standing in one position.
Single / multi joint movements all possible with one tool
Beginners and Pros will both feel challenged
Best used in combination with other tools like kettlebells, medicine balls
Conditioning tool for athletes, martial artists, military, firefighters and so forth.
Some close up photos:
This side comes with handles for anatomical grip and single hand grip.
This side comes with handles for bicep grip.
Both sides come with flexible handles, suitable for a wide degree of movements.
Sturdy zip reinforced with industrial clasp buttons.
Filler bags are double velcroed to prevent any form of spillage.
Here's a video which you can see how sandbags are used for training.