1940 old San Francisco legendary leather football helmet Old San Francisco Pro team leather football helmet hand made and hand sewn of fine saddle quality leather . Full size exact in all detail from the outside to.the webbing on the inside. Own a piece of history to wear or display as a historical collectible for a fan , corp gift or man cave. Large size one size fits all ( tightening strap pulls sides in ) 6 3/4 - 7 1/2 Adult