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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.

Sale

Mountain Hardwear Justo Trek T-Shirt Short Sleeve for Men

SKU: MHWJTSSMN

  • Antimicrobial finish
  • 29 in. center back length
  • Tipa Warp Knit, Weighs 4.4 oz.
  • Q EVAP on back panel
  • UPF rating, Fast drying, UPF 50

Regular: $50.00 $27.05 (54%)

Your Price: $22.95
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In Stock + Wish list

Sale

Regular: $35.00 $17.05 (49%)

Your Price: $17.95
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In Stock + Wish list

Sale

Mountain Hardwear MicroChill Zip T for Men

5.0
(2 reviews)
Ratings Distribution
  • 5 Stars
     
    (2)
  • 4 Stars
     
    (0)
  • 3 Stars
     
    (0)
  • 2 Stars
     
    (0)
  • 1 Stars
     
    (0)

SKU: MHWMCZMN

  • Center Back Length: 28.5 in. / 72 cm.
  • Flat-lock construction
  • High-cut collar
  • Flat-lock construction
  • Velous Micro Fleece

Regular: $55.00 $20.05 (36%)

Starting at: $34.95
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In Stock + Wish list

Sale

Mountain Hardwear Tephra Trek T-Shirt Short Sleeve for Women

SKU: MHWTTSTW

  • Wick Q EVAP
  • Fast drying
  • Stretch fabric
  • Seams rotated away from pressure points
  • Antimicrobial finish

Regular: $55.00 $32.05 (58%)

Your Price: $22.95
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In Stock + Wish list

Sale

Mountain Hardwear Double Wicked Short Sleeve T for Men

2.0
(1 review)
Ratings Distribution
  • 5 Stars
     
    (0)
  • 4 Stars
     
    (0)
  • 3 Stars
     
    (0)
  • 2 Stars
     
    (1)
  • 1 Stars
     
    (0)

SKU: MHWDWSM

  • Antimicrobial finish, Controls Odour
  • Apparel Fit Standard
  • Flat-Look Seam Construction
  • Classic Wicking Tee, Fast Drying Fabric

Regular: $38.00 $21.05 (55%)

Your Price: $16.95
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In Stock + Wish list

Sale

Regular: $30.00 $13.05 (44%)

Your Price: $16.95
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Out of Stock + Wish list