The Big Bertha 460cc head volume and shallower face inspires confidence at address. The wider head shape produces the highest MOI ever in a Callaway Golf all-titanium head, resulting in increased stability and straighter drives. A deeper CG offers higher overall trajectory and helps get the ball airborne. Modified version of the VFT technology in which face thickness are designed specifically to maximize performance under the new USGA Characteristic Time test, resulting in more robust face for increased ball speed on shots hit all over the face. Correct alignment stripe works in conjunction with the Chevron logo, allowing golfers to consistently square the club face at address to ensure correct alignment.