Base Layers & Mid Layers

SunnySports.com offers a wide variety of base, mid layers & thermal underwear to be worn in any conditions. These undergarments are sweat-resistant, quick-dry, and durable. We carry tops and bottoms from high quality brands such as Under Armour, Terramar, and SmartWool. Wearing these performance underwear underneath your outfit ensures a comfortable and dry adventure in the outdoors. Whether you're looking for leggings, tights, thermals, or a layer to keep your torso warm and dry, we have what you are looking for.

List: $65.99 $9.50 (14%)

Your Price: $56.49
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Regular: $65.00 $34.05 (52%)

Your Price: $30.95
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SmartWool NTS Midweight 250 Bottom for Women

SKU: SMTM2W

  • Flatlock seams
  • Form fit, natural rise
  • Interlock knit
  • Covered elastic band

Your Price: $95.00
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Ibex Woolies 1 Bottoms for Women

SKU: IBX1BW

  • Breathable
  • Anti-odor
  • Wide waistband
  • Flatlock seams

Regular: $80.00 $30.05 (38%)

Starting at: $49.95
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Terramar Ecolator CS Fleece Tight 3.0 for Women

SKU: TRMECT3W

  • Textured fleece
  • Moisture wicking
  • Fast drying
  • Breathable

Your Price: $31.95
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Minus33 Osceola Midweight 3/4 Bottoms for Women

SKU: MINMQW

  • Merino wool
  • Interlock construction
  • Flat lock seams
  • Machine washable

List: $59.99 $9.00 (15%)

Your Price: $50.99
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Mammut Go Dry Baselayer Pants for Women

SKU: MMTGDPW

  • Stretch material with waffle backing
  • Contoured cut
  • Allows freedom of movement
  • Fast drying
  • Antimicrobial feature to avoid unpleasant odor

Regular: $55.00 $20.05 (36%)

Starting at: $34.95
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Terramar Women's Pointelle Silk Pant

SKU: TRMWSP

  • Material: 100% Filament Pointelle knit silk
  • Covered elastic waist
  • Rib cuffs with spandex
  • Qwik-Dri thermoregulation technology
  • Antimicrobial fabric

Your Price: $35.95
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Adidas Techfit Capri Tight for Women

SKU: ADSTCTW

  • Moisture wicking
  • Advanced Techfit fabric
  • Anti chafe waistband
  • Side panels

Regular: $40.00 $17.05 (43%)

Your Price: $22.95
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Terramar Women's Thermawool CS 4.0 Pants

SKU: TRMWTW4P

  • Climasense fabric
  • Advanced odor control
  • Wicking, fast drying
  • Retains heat, breathable

Your Price: $30.00
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ColdPruf Classic 170 Silk Weight Merino Wool Pants for Women

SKU: CLDCPW

  • Single layer jersey knit
  • Silk weight
  • Merino wool
  • Tagless, flat seams

Regular: $45.99 $11.00 (24%)

Starting at: $34.99
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Minus33 Kenai Women's Expedition Weight Bottoms

SKU: MINEBW

  • Merino wool
  • Interlock construction
  • Flat lock seams
  • Machine washable

List: $95.99 $14.00 (15%)

Your Price: $81.99
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Columbia Luminescence Spacedye Legging for Women

SKU: COLSLW

  • Moisture wicking
  • 4-way comfort stretch
  • Flatlocked construction
  • Stash pocket

Regular: $65.00 $23.05 (35%)

Starting at: $41.95
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Icebreaker Midweight Vertex Leggings for Women

SKU: ICBMVLW

  • Anti chafe seams
  • Odor resistant
  • Breathable
  • Gusseted
  • Merino wool

Your Price: $99.99
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SmartWool NTS Micro 150 Bottom for Women

SKU: SMTBMW

  • Contrast color stitching
  • Flatlock seams
  • Form fit, natural rise
  • Jersey knit

Your Price: $75.00
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Ibex Woolies 3 Bottoms for Women

SKU: IBX3BW

  • Breathable
  • Anti-odor
  • Gusseted crotch
  • Flatlock seams

List: $110.00 $33.05 (30%)

Your Price: $76.95
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Icebreaker Oasis Lightweight Leggings for Women

SKU: ICBOLLW

  • Anti chafe seams
  • Odor resistant
  • Breathable
  • Lightweight
  • Merino wool

List: $89.99 $22.00 (24%)

Starting at: $67.99
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Under Armour Fly-By Compression Capri Womens

SKU: UNAFBCCW

  • Temperature regulation
  • Moisture wicking
  • 4-way stretch
  • Breathable

Regular: $49.99 $15.04 (30%)

Your Price: $34.95
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ColdPruf Extreme Performance Pants for Women

SKU: CLDXPW

  • Two-layer engineering
  • Odor resistance
  • Moisture wicking
  • Comfort waistband

Your Price: $30.99
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Regular: $39.00 $14.05 (36%)

Your Price: $24.95
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