Easton Two Piece Composite S1 Baseball Bat. The IMX Advanced Composite barrel optimizes the sweet spot for maximum performance. Patented two-piece Conation technology maximizes energy transfer for optimized feel. Black carbon handle eliminates vibration for better feel. UPC 885002366138Model Number: BB15S1-31-inch-28-oz Brand: Easton Archive | Link To Ballgloves Price Check |