FEATURES: Vizion One-Piece Vertebrae Construction: A one-piece construction extends from the base of the handle through the end of the barrel, providing a stiff, responsive feel and total barrel control without typical one-piece harshness. Vizion Dark Matter Composite Gapped Wall Barrel: The inner barrel Vertebrae and outer barrel wall are separated by DeMarini's largest and longest air gap, resulting in dominant performance, a massive sweet spot and loud contact. Damplify Knob: A softer knob material engineered to help mitigate vibration, creating a comfortable feel to help players swing with confidence. Anomaly End Cap: Formed with lightweight, durable materials to optimize swing speeds. Designed to work with composite gapped barrel and create unmistakable sound on contact. Balanced Swing Weight: For maximum bat speed and barrel control through the swing, regardless of length and weight. Handle Taper: Removable integrated taper rests under the grip at the base of the handle for a more comfortable hand positioning and feel through the swing. ADDITIONAL DETAILS: Designed & Built in the USA: DeMarini's Hillsboro, Oregon facility assembles bats for ball players across the United States and beyond. NOTICE : Baseball/Softball Bats are only eligible for return if they have not been used.