Patent ID: 7717805

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 total 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; at least one weight configured to be removably retained at least partially within one of the weight ports; wherein the head includes a golf club head center of gravity having a z-axis generally perpendicular to the ground when the head is ideally positioned, and wherein a golf club head moment of inertia about the head center of gravity z-axis with the at least one weight divided by the golf club head mass without the at least one weight is between about 1,500 mm 2 and about 6,000 mm 2 , and wherein at least one rib is attached to at least one of the two or more weight ports.