The GoSports Sandbags provide a versatile solution for adding weight and stability to a variety of sports training nets to secure them in place during training drills. The set includes 4 sandbags (sand not included) that are easy to assemble and great for: soccer goals, football training nets, lacrosse goals, golf hitting nets, baseball picthing nets, sports rebounders and more! The sandbags are constructed from heavy-duty canvas and each bags holds 8-10lbs of sand which can be bought cheaply at most hardware stores. The sandbags can be securely attached to any sports net frame using the underside straps the provide more secure attachment compared to traditional sand bags. Whichever your sport, now you can practice at full force with the GoSports Sandbags!.