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.

Polar Max Tech Silk Weight Pants for Men

SKU: PMXTSWPM

  • Scent prevent anti-microbial
  • 100% Acclimate dry performance fabric
  • All-season wear
  • Light weight technical silk knit
  • Single layer-flat seam construction

Your Price: $24.95
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Polarmax Montana Wool 2.0 Pant Mens

SKU: PMXMWP2M

  • Stretchy
  • Moisture wicking
  • Breathable, quick drying
  • Anti-microbial

Your Price: $69.95
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Polarmax Powerskins by XGO Tight for Men

SKU: PMXPSTM

  • Anti microbial
  • Won't shrink, pick, fade
  • Durable, breathable
  • Four way stretch

Your Price: $35.95
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Polarmax Maxride Pants for Women

2.0
(1 review)
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SKU: PMXMRPW

  • Layering piece, or wear alone
  • Contrast stitch
  • Machine wash & dry, no shrinking
  • Lightweight rib knit
  • Anti-microbial, scent free

Regular: $17.95 $3.00 (17%)

Starting at: $14.95
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Polarmax Core 4.0 Tight Womens

SKU: PMXC4TW

  • Stretchy
  • Moisture wicking
  • Breathable, quick drying
  • Anti-microbial

Your Price: $49.95
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Polarmax Powerskins by XGO Short for Men

SKU: PMXPSSM

  • Anti microbial
  • Won't shrink, pick, fade
  • Durable, breathable
  • Four way stretch

Your Price: $21.95
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Polarmax Maxride Pants for Men

1.0
(1 review)
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SKU: PMXMRPM

  • Layering piece or wear alone
  • Contrast stitch
  • Machine wash & dry, no shrinking
  • Lightweight rib knit
  • Anti-microbial and scent prevent

Your Price: $19.95
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Polarmax Core-4 Tech Fleece Tights for Men

SKU: PMXC4TTM

  • 4-way power stretch fabric
  • Tech face
  • Brushed fleece interior
  • No shrink
  • Athletic Fit

Your Price: $43.95
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Polarmax 4-Way Stretch Tights for Women

SKU: PMXSSTW

  • 4-Way stretch XG fabric
  • Quick drying
  • Scent prevent anti-microbial
  • Comfortable flat seams
  • Athletic fit

Your Price: $39.95
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Polarmax Double Base Layer Pants for Women

4.0
(1 review)
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SKU: PMXDBLPW

  • Quick drying
  • Scent prevent anti-microbial
  • Comfortable flat seams
  • Relaxed fit
  • Feels like cotton

Your Price: $26.95
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Polarmax 4-Way Stretch Tights for Men

SKU: PMXSSTM

  • 4-Way Stretch XG Fabric
  • Quick Drying
  • Scent Prevent Anti-Microbial
  • Comfortable Flat Seams
  • Athletic Fit

Your Price: $39.95
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Polarmax Double Base Layer Pants for Men

SKU: PMXDBLPM

  • Stretches
  • Wicks
  • Quick drying
  • Breathes
  • Scent prevent antimicrobial

Your Price: $25.95
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Polarmax Montana Wool Pant Mens

SKU: PMXMWPM

  • Lightweight
  • Moisture wicking
  • Breathable, quick drying
  • Anti-microbial

Your Price: $59.95
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In Stock + Wish list