Louisville Slugger MLB Prime Maple C271 Wood Bat - AmericaApproximate 3 length to weight ratio. Bone rubbed to compress wood and make it more dense. EXOARMOR doubles surface hardness for superior power, better feel, and unbeatable sound. Natural red white blue finish. Most balanced swing weight. MLB maple wood provides unmatched durability. Pro cupped end ensures a harder piece of wood during construction. Standard handle offers better overall control. Top 3% of Louisville Slugger's wood is used for MLB