All golfers, even the best Tour players in the world, miss the center of face from time to time. And when you lose speed relative to a center hit, the ball doesn’t roll as far as you intended, so you miss more putts or leave them farther from the hole. Now in Odyssey Ai-ONE, we’ve leveraged Callaway’s industry-leading Artificial Intelligence design and super-computing capabilities to create the most advanced insert in golf. Left hand.