Sandbag fastened around leg

The utility model relates to a sandbag fastened around a leg, which belongs to sports equipment and mainly solves the problem that the traditional sandbag slides downwards when in use. The sandbag includes a sandbag body, and is characterized in that the sandbag body includes leg wrappers, a sandbag and a support body, wherein the support body has a bow-shaped vertical surface and is arranged on the inner side of the sandbag, the upper part is connected with the sandbag, and the lower part is a smooth arc; the internal ends of the leg wrappers are connected with the sandbag, and connectors matched with one another are arranged at the external ends of the leg wrappers on one side of the sandbag, and the external ends of the fasteners on the other side of the sandbag. When the sandbag is used, the bow-shaped part of the support body is in contact with a crus, the lower side of the support body is arranged on a shoe, the sandbag is fixed on the leg through the leg wrappers, and then the sandbag can avoid downwar