• Developed to provide better target utilization and easier pull than old fashioned round mats • Unique tongue and groove block system which allows sections to be interchanged with each other • Square design allows 30% more shooting surface • Elasto-flex signature foam to heal quickly shot after shot • Dimensions: 17.5" x 17.5" x 9" (each cube), 52" x 52" x 9" (assembled)