Under Armour's thermal underwear is moisture-wicking, offers superior cold protection, and is the best base layer for cold days, according to our fitness expert.
Features a four-way stretch construction that allows for easy and flexible movements. Has a brushed interior that circulates body heat and a smooth fast-drying exterior. Equipped with an anti-odor technology that repels odors and prevents bacteria growth for lasting freshness.
A bit expensive for a single undershirt.
This thermal shirt features a soft and skin-friendly inner fleece lining that keeps the body warm and comfortable.
Made with highly elastic polyester material. Has a snug fit that offers next-to-skin support without compressing the body. Anti-odor technology prevents the growth of odor-causing microbes. Includes a reflective logo that provides visibility in the dark.
Neck is not stretchy and is hard to get over the head.
This base layer top is made from a premium material that keeps the body warm and fits comfortably on the skin.
Designed with a TCA D.R.Y. technology that wicks sweat from the skin and allows it to evaporate on the fabric surface. Fits like a second skin and keeps the body dry and warm. Four-way stretch fabric allows for a full range of movements without restriction. Available in a variety of colors. Machine washable.
Fit is very tight, so it's best to go one or two sizes up.
Made with a comfortable lightweight material, this compression shirt works as a sports base layer or a casual loungewear.
Smooth and soft polyester fabric is pleasant to touch and feels nice on the skin. Provides fitted support that retains body heat and protects muscles and joints from injuries. Four-way stretch construction allows for flexible movements. Has a tagless design that prevents irritation.
A fleece inner lining would be appreciated.
This lightweight top features an athletic cut that compresses muscles to improve performance.
Material is light and stretchy and does not restrict movements. Shirt is breathable and wears comfortably on the skin. QuickDry technical performance fabric retains moisture and wicks sweat from the body to keep it dry. Ideal for a variety of sports. Washes well without developing fuzz.
Fabric is very thin and fit is small.
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