I purchased this and only removed the plastic wrapping; I haven't hit any balls with it. I bought it for my child, but it seems heavier than I expected, and they won't be able to use it, so I'm selling it. - Expected effects of a flat bat - * You'll understand the feeling of the head not turning over by focusing on the face! * You'll understand the direct impact of hitting the ball! * You'll be able to rotate your rib cage! * Awareness of how to use your wrists! * You'll develop an awareness of not pushing the ball out! Talk of the town on YouTube and SNS! Currently used by active professional baseball players!! - 84cm 880g Black x Gold