Patent ID: 7530904

Claim:
A wood-type golf club head comprising: a body comprising a face plate positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head wherein at least a portion of the sole has a sole thickness less than about 0.9 mm, a crown positioned at a top portion of the golf club head and a skirt positioned around a periphery of the golf club head between the sole and the crown, wherein the body defines an interior cavity; two or more weight ports formed in the body; a rib secured to an outer portion of at least one weight port and the body, and at least one weight having a weight mass and configured to be removably retained at least partially within one of the weight ports; wherein the head includes a golf club head origin positioned on the face plate at a geometric center of the face plate, the head origin including an x-axis tangential to the face plate and generally parallel to the ground when the head is ideally positioned, and wherein the head includes a golf club head center of gravity having an x-axis generally parallel to the origin x-axis, and wherein a golf club head moment of inertia about the head center of gravity x-axis multiplied by the weight mass is between about 1.4 kg 2 *mm 2 and about 40 kg 2 *mm 2 .