Patent ID: 8777776

Claim:
An iron-type golf club head comprising: a body having a heel portion, a sole portion, a toe portion, a top-line portion, a front portion, a rear portion, and a striking face; a cavity being defined by at least a rear surface of the striking face, an interior rear wall surface arranged behind the rear surface of the striking face, and the sole portion; a composite face insert comprising prepreg plies having a fiber areal weight of less than 200 g/m 2 , the face insert being attached at a front opening of the body and enclosing the front opening of the body, wherein the thickness of the prepreg plies is within a range of about 1 mm to about 8 mm; and wherein the composite face insert includes a front striking surface having a polyurethane layer that is located on a majority of the front striking surface of the composite face insert, wherein the body includes a lower leading edge zone that is entirely filled with material.