USGI ECWCS Polypro Thermal Undershirt - Brown, Size Medium - Genuine Issue

Stay warm in the field or just around town with this genuine USGI ECWCS polypro thermal undershirt.

It's a brand-new, original military issue top in the classic brown color and size medium.

Made by Tullahoma Industries from polypropylene, this is the real deal for layering in cold weather.

It's super breathable and wicks moisture like a champ.

Whether you're into militaria collecting or just need reliable cold-weather gear, this is a solid choice.

It's a new old stock piece with the NSN number 8415-01-227-9548.