A multi-sport athletic training device is provided, which is comprised of an elongate hollow container and a packing material. The elongate hollow container has a first end and a second end and is made of a flexible material. The first and second ends are closed to maintain the packing material within the elongate hollow container. The elongate hollow container is at least partially filled with the packing material such that the elongate hollow container absorbs impact and provides resistance. In exemplary embodiments, the packing material is sand. Exemplary embodiments of an athletic training device may further comprise two steel plates closing the first or second end of the container. Methods of manufacturing an athletic training device are also provided. A stand assembly for mounting an athletic training device is also provided.