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

Mammut Go Warm Longsleeve Zip Baselayer for Men

SKU: MMTGWZM

  • Contoured cut
  • Extended back
  • Zip with zip-store
  • 100% polyester microfiber
  • Merino wool and polyester mix

Regular: $54.95 $10.00 (18%)

Starting at: $44.95
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Sale

Mammut Go Warm Longsleeve Zip Baselayer for Women

SKU: MMTGWZW

  • Contoured cut
  • The extended back 
  • Zip with zip-store 
  • 100% polyester microfiber 
  • Merino wool and polyester mix 

Regular: $85.00 $40.05 (47%)

Starting at: $44.95
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Minus33 Merino Wool Mid Weight 1/4 Length Zip for Women

SKU: MINMWQZW

  • 100% 18.5 Micron Merino Wool
  • 230 g/m2 interlock knit construction
  • Flat lock seams

List: $75.99 $11.00 (14%)

Your Price: $64.99
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List: $45.00 $16.05 (36%)

Your Price: $28.95
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Minus33 Magalloway Women's Lightweight Bottoms

SKU: MINLBW

  • 100% 17.5-micron Merino wool
  • 170 g/m2 jersey-knit construction
  • Flat-lock seams
  • Weight (size L): 6.1 oz. 
  • Machine-wash compatibility

List: $59.99 $9.00 (15%)

Your Price: $50.99
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Minus33 Katmai Men's Expedition Weight Bottoms

SKU: MINEBM

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

List: $95.99 $14.00 (15%)

Your Price: $81.99
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Sale

Mammut Go Dry Shortsleeve Baselayer T-Shirt for Women

SKU: MMTGDSSW

  • Light, stretch material with waffle backing
  • Contoured cut
  • Quick drying
  • Antimicrobial feature
  • Ultraviolet Protection Factor (UPF) 20+

Regular: $45.00 $20.05 (45%)

Starting at: $24.95
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Top Rated Gear

Mammut Go Dry Longsleeve Baselayer Shirt for Women

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

SKU: MMTGDLSW

  • Stretch material with waffle backing
  • Contoured cut
  • Fast drying
  • Antimicrobial feature
  • Ultraviolet protection factor (UPF) 20+

Your Price: $55.00
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Sale

Regular: $34.95 $5.00 (14%)

Starting at: $29.95
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Sale

Regular: $38.95 $4.00 (10%)

Starting at: $34.95
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Minus33 Ticonderoga Men's Lightweight Crew

SKU: MINLCM

  • 100% 17.5-Micron-Merino wool 
  • 170 g/m2 Jersey-knit construction
  • Flat-lock seams
  • Machine-washable
  • Sizes available: X-small to XXX-large

List: $59.99 $9.00 (15%)

Your Price: $50.99
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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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Top Rated Gear

List: $89.99 $13.50 (15%)

Your Price: $76.49
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Sale

Regular: $60.00 $25.05 (42%)

Your Price: $34.95
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Mammut Go Dry Zip Baselayer Longsleeve Shirt for Men

SKU: MMTGDZLSM

  • Lightweight, fast-drying
  • Anti-microbial
  • Contoured cut
  • Stretch material

Your Price: $65.00
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List: $55.00 $6.00 (11%)

Starting at: $49.00
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Mammut Go Dry Boxer for Men

SKU: MMTGDBM

  • Contoured cut
  • Freedom of movement
  • Youthful design
  • Fast drying
  • Antimicrobial

Your Price: $35.00
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Sale

Mammut Go Warm Baselayer 3/4 Pants for Women

SKU: MMTGW3PW

  • Contoured cut
  • 100% polyester microfiber
  • Antimicrobial feature
  • Merino wool and polyester blend

Regular: $49.00 $19.05 (39%)

Starting at: $29.95
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