This is a Bank One Ball Park Logo Louisville Slugger 125 Vintage Natural 16" Wooden Mini Bat. Brand New Pristine condition. All logos/text/brands and Bank One Ball Park Logo are factory engraved/branded into the bat, not stamped. Amazing , brand new Pristine condition, in storage for years. Chase Field, formerly Bank One Ballpark, is a retractable-roof stadium in downtown Phoenix, Arizona. It is the ballpark of Major League Baseball's Arizona Diamondbacks. It opened in 1998, the year the Diamondbacks debuted as an expansion team. Chase Field was the first stadium built in the United States with a retractable roof over a natural grass playing surface, although it has used artificial turf since 2019.