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 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
Select Options

In Stock + Wish list

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
Select Options

In Stock + Wish list

Sale

Outdoor Research Echo Tee Shirt for Men

SKU: ORSETMN

  • Internal Front-Zip Stormflap
  • Adjustable Wire-Brimmed Hood
  • DWR Coated Zippers
  • Welded Construction
  • UPF 15

Regular: $39.00 $19.05 (49%)

Your Price: $19.95
Select Options

In Stock + Wish list

SmartWool NTS Midweight 250 Zip T for Men

SKU: SMTZTM

  • Midweight baselayer
  • 10 inch front zipper
  • Flatlock seams
  • Shoulder panels

Your Price: $99.99
Select Options

In Stock + Wish list

SmartWool NTS Midweight 250 Crew for Men

SKU: SMTMIM

  • Midweight baselayer
  • Set-in sleeves
  • Flatlock seams
  • Form Fit

Your Price: $94.95
Select Options

In Stock + Wish list

Ibex Woolies 3 Hoody for Men

SKU: IBX3HM

  • Breathable
  • Anti-odor
  • Thumb holes in sleeves
  • Flatlock seams

List: $155.00 $46.05 (30%)

Your Price: $108.95
Select Options

In Stock + Wish list

Sale

Ibex Woolies 3 Pullover for Men

SKU: IBX3PM

  • Breathable
  • Anti-odor
  • Raglan sleeves
  • Brushed exterior

Regular: $115.00 $40.05 (35%)

Your Price: $74.95
Select Options

In Stock + Wish list

SmartWool NTS Micro 150 Pattern Crew for Women

SKU: SMTMPW

  • Form fitting Jersey knit
  • Stretch stitching
  • Side seams wrap to front
  • Tagless comfort
  • Form fitting

Your Price: $79.95
Select Options

In Stock + Wish list