Featuring Odyssey's next revolutionary alignment technology, the 1/2 Ball design frames the ball helping to center your impacts and improve your aim. Powered by our Ai-DUAL insert delivering consistent ball speed across the face with improved forward roll the Ai-DUAL Square 2 Square MAX 1/2 Ball is the most stable putter in our line, this zero-toque putter wants to stay square to your path throughout your stroke. This one comes in our Cruiser configuration which is longer and heavier overall.