Vintage US Post Office Letter Carrier Pith Helmet/Badge

Up for bid is an original obsolete US Post Office Pith helmet/ hat with US Post Office Letter Carrier # 5 Badge. The helmet, badge, liner and removable chin strap is in good used condtion. As the seller of this item I certify that I have contacted the United States Postal lService and have confirmed that this item is no longer used by the Postal Service. Thanks for looking, questions welcome.