220 Advantage is an exclusive process used by Worth to extend the size of the sweetspot up and down the barrel by using added carbon fiber material around the full 360 degrees of the barrel. Worth bats use 100% top quality materials with no filler, giving you the best performance and durability. Flex 50 Tech gives you a perfectly calculated and researched amount of flex in the handle in order to make the ball go farther.2019 EST Comp XL USSSA Features. Approved for 1.20 BPF USSSA, NSA, ISA. The item "WORTH EST COMP XL SLOWPITCH SOFTBALL BAT END LOADED USSSA WE19MU 34/27.5" is in sale since Monday, August 24, 2020. This item is in the category "Sporting Goods\Team Sports\Baseball & Softball\Bats\Softball-Slowpitch". The seller is "thesportsexchange604" and is located in Vancouver, British Columbia. This item can be shipped to United States.