CNT Carbon Nanotube technology strengthens composite structures, optimizing designs for maximum performance Patented Extended Flex™ design lengthens the sweet spot by increasing the barrel flex towards the contour and end of the bat to provide maximum performance along the entire length of the barrel Easton's patented Opti-Flex™ composite handle technology provides maximum handle flex - 2 times greater than aluminum in the case of the BCN4 Patented ConneXion technology acts like a hinge to provide the most efficient energy transfer from handle to barrel for maximum bat head "whip" for a quicker bat and more power through the hitting zone. Patented IMX™ - Integrated MatriX technology optimizes the relationship between materials, design technologies and manufacturing process BESR Certified 2 5/8" diameter barrel and -3 length-to-weight ratio meets college and high school bat standards Extended Barrel for maximum hitting area Thin 31/32" tapered handle with Pro-Tack cushioned grip.07