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BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.Read more 
Bottom line
Pros
Cons
Best of the Best
Fruit of the Loom Micro Waffle Thermal Bottom
Fruit of the Loom
Micro Waffle Thermal Bottom
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Highly Rated
Bottom Line

Made from soft cotton and polyester waffle fabric, these thermal bottoms stretch to offer a better fit.

Pros

Ideal for cold conditions. Features a fitted, bulk-free style that wears well underneath clothing. Comes with cuffed ankles that trap heat in. Flat seams and covered waistband elastic prevent chafing. Available in a wide selection of colors and sizes.

Cons

Some found the leggings to fit awkwardly.

Best Bang for the Buck
Indera Warmwear Traditional Thermal Underwear
Indera
Warmwear Traditional Thermal Underwear
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Most Affordable
Bottom Line

These fitted thermal bottoms are comfortable to wear and offer reliable protection from the cold.

Pros

Made with a blend of cotton and waffle knit polyester that provide comfort. Waffle pockets trap and retain body heat. Rib cuffs offer extra protection from the cold. Best suited for moderately cold weather and medium activity. Machine washable.

Cons

Tends to fade and lose its shape after a short while.

HOFISH Ultra-Soft Thermal Bottom Underwear
HOFISH
Ultra-Soft Thermal Bottom Underwear
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Stretchy and Comfortable
Bottom Line

A pair of soft and breathable thermal leggings that are ideal for during and after pregnancy.

Pros

Made with a high-quality super-elastic fabric that supports and fits around a baby bump as the belly grows. Offers good back and posture support. Fitted design traps body heat and promotes thermal insulation.

Cons

Some reported the leggings constantly slide down.

Fruit of the Loom Thermal Waffle Bottom
Fruit of the Loom
Thermal Waffle Bottom
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Trusted Brand
Bottom Line

These thermal bottoms feature ribbed cuffs with Spandex that stay snuggly around the ankles to keep out the cold.

Pros

Soft cotton and waffle polyester fabric resists shrinkage. Waffle pockets wick away moisture to keep you dry and retain heat to keep you warm. Tagless neckline allows for seamless, comfortable, and itch-free wear around the waist.

Cons

Material has very little stretch. Sizes run small.

Indera Super-Soft Thermal Long Drawers
Indera
Super-Soft Thermal Long Drawers
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Great Value
Bottom Line

This heavyweight cotton thermal underwear provides superior protection from extremely cold weather.

Pros

Made with cotton raschel knit fabric that retains body heat and keeps you warm. Comes with fitted rib cuffs that offer extra protection from the cold and a tagless label for comfortable wear. Sizes go up to 4XL. Ideal for very cold weather and medium activity.

Cons

Fabric is not very soft and can be uncomfortable.

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.

52
Models
Considered
192
Consumers
Consulted
30
Hours
Researched
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