Vintage military-issue cold weather undershirt by Lally Mfg Corp, featuring a classic two-button henley neckline and long sleeves with wide ribbed cuffs. Crafted from a durable 50% wool and 50% cotton blend in a versatile brown shade, this Type 1, Class 3 garment offers substantial warmth and a soft, breathable feel. The shirt is constructed with flatlock seams for comfort and durability, making it an excellent base layer for outdoor activities or a rugged standalone piece.