The Bulgarian Bag® is manufactured with pride in Bulgaria and built with the toughness and durability to handle everything you can throw at it (2 Year Warranty). Most if not all of the exercises that can be performed with kettlebells dumbbells medicine balls weight vests and/or barbells can be performed with the Bulgarian Bag®. The Bulgarian Bag® also offers movements that cannot be duplicated with any other tool that can allow an athlete to move in all three planes of motion during a single movement! Athletes of every sport and discipline can benefit from the unique training techniques. INSTRUCTIONAL DVD INCLUDED!