Softball Bat Reviews Normally, softball bats are made of metal, hardwood, or any other material approved by the American Softball Association. Usually, a softball bat weighs around 38 oz. (1kg), with a diameter of 2.25 inches (6 cm) and less than 34 inches (86 cm) of height. Generally, all softball bat manufacturers are required to certify their bats with “1.20BTF” and standard BESR (Ball Exit Speed Ratio). DeMarini is among the leading softball manufacturers and has its own variety of fast-pitch and slow-pitch softball bats. Fast-pitch bat models include EVO and F2. The EVO model is flex-tuned with an evolution composite barrel and vibration-taming end cap. The F2 model is flex-tuned with a double-wall DX-1 alloy barrel. Slow-pitch bat models also include EVO and F2. The specifications of EVO model are flex-tuned and half-and- half technology; the specifications of the F2 model are flex-tuned, doublewall DX-1 alloy barrel, and half-and-half technology. All the bats have been approved by ASA, USSSA, ISA, and ISF. A variety of fast- and slow-pitch softball bats are available from Miken. Slow-pitch bat models include Maniac 484 and Maniac 585. Features of the Maniac 484 model include E-Flex and Titan Elemental Technologies, 13.5"" barrel, and ASA 2004 and USSSA 1.20 certifications. The specifications of the Maniac 585 model are E-Flex and Titan Elemental Technologies and USSSA 1.20 certification of 100+ mph. Fast-pitch bat models include Maniac 484 and Oklahoma City. The Maniac 484 model features a 10 length- to-weight ratio and ASA 2004 (98mph) and USSSA 1.20 certification. Specifications of Oklahoma City model are E-Flex technology and ASA 2004 (98mph) and USSSA 1.20 certification. Softball bats from two manufacturers have been reviewed here. However, bats produced by other manufacturers are also available. Everyone has their own tastes, so it is best to try as many different bats as possible and choose the one that perfectly suits you. Softball Bats provides detailed information on Softball Bats, Softball Bat Reviews, Miken Softball Bats, Worth Softball Bats and more. Softball Bats is affiliated with Fastpitch Softball.