5 Best Boys' Thermal Underwear Tops - May 2024

Bottom line

Pros

Cons

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.

Pros

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.

Cons

A bit expensive for a single undershirt.

Best Bang for the Buck

French Toast

Thermal Waffle T-Shirt

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Bargain Pick

Bottom Line

This super cozy cotton undershirt keeps the body warm and can be layered or worn on its own.

Pros

Made from 100% soft and comfortable cotton. Comes with matching cover stitches. Is moisture wicking and retains body heat. Machine washable. Holds its shape even after several washes. Available in a range of colors and sizes.

Cons

Sizes run very big.

BALEAF

Youth Compression Thermal Shirt

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Stretchy and Comfortable

Bottom Line

This thermal shirt features a soft and skin-friendly inner fleece lining that keeps the body warm and comfortable.

Pros

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.

Cons

Neck is not stretchy and is hard to get over the head.

Snoozzz'n

Athletic Performance Long Sleeve Undershirt

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Value Pack

Bottom Line

A pack of six thermal undershirts in different colors that are true to size, suitable for anyone, and a great deal.

Pros

Made with a blend of breathable soft cotton and flexible Spandex that offers comfort and a snug fit. Smooth inner fabric provides extra warmth in cold weather. Tagless for itch-free wear. Comes in different vibrant colors. Machine washable and does not shrink in the dryer.

Cons

Sleeve cuffs are narrow, making it difficult to get hands through.

LEAO

Youth Compression Thermal Shirt

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Highly Rated

Bottom Line

Our fitness expert recommends this thermal undershirt with a four-way stretch construction for youth sports in cold weather.

Pros

Made with a high-quality polyester and fleece blend. Features a thick and stretchy brushed inner fleece material that provides maximum warmth in very cold temperatures. Has a slim, athletic fit that supports the body and retains heat. Flatlock seams prevent chafing.

Cons

A few reports of shirts being too loose.

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HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

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Models
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Best Boys’ Thermal Underwear Tops