Base Layer & Thermal Underwear

$49.00

~~$0.00~~

Originals thermal tights are a long time kids' favorite with a soft cotton-like hand feel that does not hold moisture. Made with MTF Moisture Transfer Fibers, these children's winter tights move...

Black long-sleeve shirt with blue accents on a white background

$49.00

~~$0.00~~

If you're looking for classic children's thermal, look no further than Hot Chillys Originals. Improving on the qualities that made the first generation so popular, this updated thermal underwear ...

Person wearing black leggings on a white background

Person wearing a black long-sleeve top and leggings on a white background

from $115.00

100% Merino. 100% capable. Our Women's Merino Base Layer Bottom is always ready for what's ahead and what's next. With a fit updated to improve functionality while enhancing aesthetics for a ran...

24% Off

$25.99

~~$34.00~~

jersey knit that locks in warmth by trapping air between the layers. These midweight base layer pants utilize Acclimate Dry hydrophobic yarns to effectively wick moisture away, keeping you dry and ...

Coldpruf Expedition Single Layer Fleece Pant - Men's

$26.99

~~$0.00~~

Single Layer Engineering 100% Polyester Fleece – Heavyweight 10 oz. Comfort Waistband Rib Cuffs for added protection against cold Tagless and Flat seams for added comfort Full Cut True Fit

$129.00

Now available in our Phase.SC™ concealment patterns, Blowdown and Harvest, the 1/4 Zip Mock Neck is the feather-light companion for folks on the move. Revel in comfort and style with this adaptable...

$179.00

The Men's Expedition 1/4-Zip Top is the new benchmark for base layers. This top redefines warmth and breathability with our innovative DUAL SURFACE™ Precision Blended Wool. This lofted material cr...

50% Off

Man wearing a black long-sleeve shirt on a white background

$19.99

~~$39.95~~

This form-fitting, lightweight top for men will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Active stretch a...

50% Off

Person wearing a black long-sleeve athletic shirt and leggings on a white background

$19.99

~~$39.95~~

This form-fitting, super soft baselayer top for women will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Activ...

50% Off

$19.99

~~$39.95~~

This form-fitting, lightweight pant for men will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Active stretch ...

50% Off

$19.99

~~$39.95~~

This form-fitting, super soft baselayer pant for women will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Acti...

33% Off

Three children wearing black wetsuits on a white background

Child wearing a black long-sleeve shirt on a white background

$19.99

~~$30.00~~

This form-fitting, lightweight base layer will help keep you warm and dry. Its wicking properties take moisture away from your body while the poly blend fibers help keep you warm. Active stretch an...

23% Off

Man wearing a gray long-sleeve athletic shirt on a white background

Person wearing a gray long-sleeve athletic shirt and patterned leggings on a white background

from $75.99

~~$99.00~~

A classic, all-around 100% recycled polyester baselayer. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ® P...

Base Layer

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