US Patent 7267620 Golf club head

A golf club head comprising a body and a face insert is provided. The body defines a front opening, and the face insert is attached at and closes the front opening. The face insert comprises prepreg plies having a fiber areal weight of less than 100 g/m2. The face insert further includes a layer of textured film that is co-cured with the prepreg plies to form a front surface of the face insert. The face insert may alternatively include a metallic cap on the front surface of the face insert instead of the layer of textured film. The face insert's total thickness is within a range of about 1 mm to about 8 mm.