Top 10 Mens Long Underwear Bottoms – Men’s Thermal Underwear Bottoms

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1. Fruit of the Loom

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Black Soot, Fruit of the Loom Men's Classic Midweight Waffle Thermal Underwear Bottoms 1-Pack, Medium

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Fruit of the Loom #ad - Tagless elastic waistband. Retains heat to keep you warm. Warm waffle thermal bottoms for cold weather. Wicks away moisture to keep you comfortable. Sturdy and durable construction. Washing instructions: 30 degree celsius, Dry normal low heat, Do not iron, Do not bleach, Do not use fabric softener.
BrandFruit of the Loom #ad
ManufacturerFruit of the Loom Men's Thermals #ad
Height1 Inches
Length10 Inches
Weight11 ounces
Width6 Inches
Part NumberPS10752B
ModelPS10752B

2. Duofold

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Medium, Navy, Duofold Men's Mid Weight Wicking Thermal Pant

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Duofold #ad - Base-layer thermal pant in two-ply cotton blend featuring flatlock seams and moisture-wicking waistband.
BrandDuofold #ad
ManufacturerHanesbrands - Duofold #ad
Height1 Inches
Length13 Inches
Weight0.33 Pounds
Width8 Inches
Part NumberKMW2-Navy-Medium
ModelKMW2

3. LAPASA

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Black, LAPASA Men's Lightweight Thermal Underwear Pants Fleece Lined Long Johns Leggings Base Layer Bottoms 2 Pack M10 Medium

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LAPASA #ad - These thermal leggings are designed to give you flexibility by hugging your body and stretching to move with you, they will keep you warm without sacrificing your range of motion or comfort. Made of polyester and spandex blend, these thermal long johns are light for layering under other clothes. Matching tops are available but sold separately. Lapasa thermal underwear pants are made with micro-fleece fabric to give the ultimate warmth during the cold weather seasons. Snug fit ensures no bunching around your waistline or sleeves and reduces heat loss.
BrandLAPASA #ad
Height11.81 Inches
Length8.27 Inches
Width1.81 Inches
Part NumberLYSB01M71ZGYE-SPRTSEQIP
ModelLPM16AW00100BLK00MR2

4. Indera

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Natural, Large, Indera Men's Traditional Long Johns Thermal Underwear Pant

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Indera #ad - Rib cuffs for added protection from cold, tagless label. Color: natural Cotton / Off White. Waffle Knit. Cotton rich For Comfort. Rated for cold to very cold weather and medium activity. Rated for cold Weather Medium Activity. Traps & retains Body Heat. Available in sizes up to 6X and 4X-Tall. 5 oz, waffle knit traditional Long Johns offer familiar, cotton rich comfort.
BrandIndera #ad
ManufacturerColdPruf Baselayer #ad
Height7 Inches
Length7 Inches
Weight0.25 Pounds
Width7 Inches
Part Number800DR
Model800DR

5. Hanes

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Hanes Men's 4-Way Stretch Base-Layer Pant with X-Temp & FreshIQ Technology

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Hanes #ad - Sturdy no rub seams to protect from chafing and ensure DURABILITY. X-temp technology keeps you warm wiTHOUT OVERHEATING. 372 degree stretch for liberating and supported movement. Fresh iq for incredible odoR PROTECTION. Soft and silky feel made from 88% polyester/12% Spandex blend.
BrandHanes #ad
ManufacturerHanes #ad
Height1.3 Inches
Length11 Inches
Weight226.8 Grams
Width8.5 Inches
Part Number125463-1811-L
Model125463

6. Starter

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Starter Men's THERMA-STAR Brushed Compression Tight, Black, Large, Amazon Exclusive

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Starter #ad - Amazon exclusive, Men's Activewear. Features embossed logo elastic. Therma-star technology helps keep you warm. Starter hangtag doubles as a sticker! These lightweight thermal compression tights are perfect for staying warm. The breathable material has a soft brushed texture on the inside for added comfort.
BrandStarter #ad
ManufacturerStarter #ad
Part NumberF18MB21-black-Large
ModelF18MB21

7. DAVID ARCHY

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DAVID ARCHY Men's 2 Pack Ultra Soft Winter Warm Base Layer Pants Fleece Lined Thermal Bottoms Long Johns with Fly M, Black

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DAVID ARCHY #ad - Double-sided fleece acrylic fabric: Comparable to cashmere in heat-retention with fleece on both sides; close-fitting style does better in retaining body heat to keep you warm.

Functional fly: considerate design on the thermal bottom with fly opening for easy-go when nature calls. Double-layer knee panel: thoughtful design for sleepwear bottom; more warmth, more durable; special care for your sensitive knee joint. Additional crotch lined: Providing more room, reducing restraint & friction in your intimate area to facilitate movement freely. Ultra soft: ultra-soft & smooth fleece fabric of the baselayer caresses the skin so naturally providing maximum comfort and softness.
BrandDAVID ARCHY #ad

8. Thermajohn

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2X-Large, Thermajohn Men's 2 Pack Thermal Underwear Pants Long Johns Bottoms Navy

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Thermajohn #ad - Robust binding finish around the seams makes sure there is no premature ripping or tearing. Ultra stretchable: thanks to the four-way stretch design and poly-spandex composition of mens thermal compression pants, you can move freely no matter which direction you decide to go. The tightly knitted seams and ultra-fine polyester fibers retain body heat as well as minimize the loss of heat generated by our thermal pants.

Polyester offers durability while spandex allows stretchability. Men thermal pants offer the warmth of multiple layers without the bulk of one. High-performance fabric: men thermal underwear pants are crafted with the right blend of 92% ultra-soft polyester and 8% spandex. Flat elastic waistband: our practical layering clothing feels almost like a second skin. Smart odor controllers restrict the spread of smell and neutralize the odor generated because of sweat.

The elastic band lies flat against the clothing, so the thermal pants look invisible under your ski pants or jeans. Keeps you warm: mens thermal base layer pants by thermajohn are all you need to bare the winter winds. Mens thermal pant stretches with your natural movement without restricting your mobility. Moisture & odor resistant: the cross section fibers and breathable fabric of mens thermal bottoms wicks away the moisture and release it on the outside to avoid any sticky feeling.
BrandThermajohn #ad

9. Thermajohn

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XXXX-Large, Thermajohn Mens Thermal Underwear Pants Long Johns Bottoms Black

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Thermajohn #ad - Robust binding finish around the seams makes sure there is no premature ripping or tearing. The tightly knitted seams and ultra-fine polyester fibers retain body heat as well as minimize the loss of heat generated by our thermal pants. Polyester offers durability while spandex allows stretchability.

Flat elastic waistband: our practical layering clothing feels almost like a second skin. The elastic band lies flat against the clothing, so the thermal pants look invisible under your ski pants or jeans. Moisture & odor resistant: the cross section fibers and breathable fabric of mens thermal bottoms wicks away the moisture and release it on the outside to avoid any sticky feeling. Men thermal pants offer the warmth of multiple layers without the bulk of one. Mens thermal pant stretches with your natural movement without restricting your mobility.

Keeps you warm: mens thermal base layer pants by thermajohn are all you need to bare the winter winds. High-performance fabric: men thermal underwear pants are crafted with the right blend of 92% ultra-soft polyester and 8% spandex. Smart odor controllers restrict the spread of smell and neutralize the odor generated because of sweat. Ultra stretchable: thanks to the four-way stretch design and poly-spandex composition of mens thermal compression pants, you can move freely no matter which direction you decide to go.
BrandThermajohn #ad

10. LAPASA

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LAPASA Men's Heavyweight Thermal Underwear Pants Fleece Lined Long Johns Leggings Base Layer Bottom M25

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LAPASA #ad - Draping tailoring: provides super comfort and excellent body fit. It supports freedom to movement especially for shoulder. It wicks moisture away from skin for drier and comfort.

Four way stretch: elastic fabric makes it comfortable and flexible. Added fleece lined is suitable for winter sports in the snow. It is functional for any body movement. Fleece lined fabric: inner fleece fabric maintains body temperature and less friction to skin. Open fly design: Provides more convenience for daily life. 260g/㎡ heavyweight thermal for super warmth: lapasa men's heavyweight thermal underwear leggings are suitable for extreme cold and frigid temperatures when more warmth is required to regulate the body temperature.
BrandLAPASA #ad
Height1.18 Inches
Length11.81 Inches
Width7.87 Inches