HEAT HOLDERS Thermal Underwear Sleeveless Vest-Womens - Black

53% Polyester, 47% Cotton 0.45 TOG rating Seamless body Stay comfortable and warm while you work, relax or exercise. A ladies fit Heat Holders(R) 0.45 Tog Sleeveless Vest uses a similar thermal construction to their famous thermal socks to produce a soft, smooth weave cotton blend Sleeveless Vest that is brushed inside, tested and rated at 0.45 TOG, able to hold more warm air close to the skin, keeping you warmer for longer.