1 Dozen Evil Bp 12" Softballs - 52cor/.300 Compression AK Evil BP52 12 BallsSynthetic Leather cover Designed to give you 1000s of game quality Batting Practice swings without damaging your Composite bats. 2 color cover allows you to monitor the ball spin. Black stitching. Core Type: Poly Quantity: Sold in Dozens OnlyFeatures of 1 Dozen Evil Bp 12" ..