Young martial artists can focus their training and techniques with the Century Bobby Bully. Ideal for learning self defense and various martial arts, this realistic manikin is made of durable materials and can be stabilized by adding sand or water to the base. About Century LLC Century"s core belief is that martial arts can profoundly impact people"s lives, and they want everyone to reap the lifetime benefits. In 1976, Century began by creating martial arts products, and has grown to become the largest suppler of martial arts products in the world. When the company moved to Midwest City, Oklahoma, in 1982, the original building provided 50,000 square feet to help the founders achieve their mission. Since then, the company has expanded to a 650,000 square foot facility, and also broadened its product offering to include yoga, boxing, MMA gear, and physical fitness equipment. Child-size training manikin. Height adjustments ranging from 4ft. 2in. - 4ft. 7in.. Ideal for training young martial artists.