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 Performance Tech Silk Crew for Men

SKU: PMXPSCM

  • Lightweight mesh
  • Anti microbial
  • Wicks moisture
  • Stretchable, flexible

Your Price: $22.95
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Polarmax Powerskins By XGO Long Sleeve Crew Shirt for Men

SKU: PMXPSLCM

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

Regular: $27.95 $1.00 (4%)

Your Price: $26.95
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Polarmax Powerskins by XGO Short Sleeve Crew Shirt for Men

SKU: PMXPSSCM

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

Your Price: $24.95
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Polarmax Core 3.0 LongSleeve Crew Mens

SKU: PMXC3LCM

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

Your Price: $44.95
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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 Core 3.0 LongSleeve Crew Womens

SKU: PMXC3LCW

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

Your Price: $44.95
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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 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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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 Core 4.0 LongSleeve Crew Mens

SKU: PMXC4CLM

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

Your Price: $49.95
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Polarmax Montana Wool 2.0 Zip Mock Womens

SKU: PMXMWZ2W

  • Mid-weight
  • Moisture wicking
  • Breathable, quick drying
  • Anti-microbial

Your Price: $74.95
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Polarmax Quattro Fleece Zip Mock Mens

SKU: PMXQFZM

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

Your Price: $49.94
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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 Crew for Women

4.0
(2 reviews)
Ratings Distribution
  • 5 Stars
     
    (0)
  • 4 Stars
     
    (2)
  • 3 Stars
     
    (0)
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  • 1 Stars
     
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SKU: PMXDBLCW

  • Stretches
  • Quick Drying
  • Scent Prevent Anti-Microbial
  • Relaxed Fit Flat Seams
  • Feels like cotton

Your Price: $20.95
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Top Rated Gear

Polarmax Core-4 Tech Fleece Crew for Men

5.0
(1 review)
Ratings Distribution
  • 5 Stars
     
    (1)
  • 4 Stars
     
    (0)
  • 3 Stars
     
    (0)
  • 2 Stars
     
    (0)
  • 1 Stars
     
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SKU: PMXC4TCM

  • 4-way power stretch fabric
  • Brushed fleece interior
  • Acclimate dry moisture wicking
  • Athletic fit

Your Price: $43.95
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Polarmax Maxride Crew for Men

SKU: PMXMRCM

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

Your Price: $20.95
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Polarmax Quattro Fleece Zip Mock Womens

SKU: PMXQFZW

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

Your Price: $49.94
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Polarmax 4-Way Stretch Zip Mock for Women

SKU: PMXSSZMW

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

Your Price: $41.95
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