Softball Adult Trainer Introducing out Softball Bat. The Hands-n-Speed Trainer is the only softball training bat of its kind with a 12+ knob loaded design. The weight is located at the hands which allows you to swing this bat without causing poor mechanics such as casting. This bat can be used in all training facets including live pitching. The bat is perfectly balanced to strengthen the forearms and create a better hand path to the ball; thus improving bat speed and power. Adult Softball Bat Available Sizes: 32" - 38 oz 33" - 39 oz. 34" - 40 oz Barrel Size 2 1/2"