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.

Regular: $49.95

Closeout $34.95

+ wishlist

  • Extended back
  • Contoured cut
  • Body Mapping technology
  • Polyester microfiber
  • Antimicrobial feature

In Stock

Regular: $54.95

Closeout $34.95

+ wishlist

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

In Stock

List: $45.00

Your Price $28.95

+ wishlist

Regular: $34.95

Sale $27.95

+ wishlist

In Stock

Regular: $49.00

Sale $26.95

+ wishlist

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

In Stock

Regular: $70.00

Sale $42.95

+ wishlist

  • All season baselayer
  • Highly technical
  • Stretchy mobility
  • Quick-drying

In Stock Free Shipping

Regular: $65.00

Closeout $24.95

+ wishlist

  • Moisture wicking
  • 4-way comfort stretch
  • Flatlocked construction
  • Stash pocket

In Stock

Regular: $75.00

Closeout $29.95

+ wishlist

  • Contoured cut
  • Extended back
  • 100% Polyester microfiber
  • Merino wool and polyester mix
  • Antimicrobial feature

In Stock

Columbia Midweight II Tight for Men

SKU: COLM2TM MFR: AM8228 R 010 XXL

Regular: $45.00

Closeout $19.95

+ wishlist

  • Thermal reflective
  • Moisture wicking
  • Active fit
  • Antimicrobial

In Stock

Regular: $77.00

Closeout $34.95

+ wishlist

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

In Stock

List: $35.00

Starting at $24.95

+ wishlist

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

In Stock Free Shipping

Your Price $70.00

+ wishlist

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

In Stock

Regular: $34.95

Closeout $24.95

+ wishlist

In Stock

Regular: $38.95

Closeout $24.95

+ wishlist

In Stock

Regular: $60.00

Closeout $23.95

+ wishlist

  • Contoured cut
  • Extended back
  • 100% polyester microfiber
  • Merino wool and polyester mix
  • Antimicrobial feature

In Stock

Regular: $55.00

Sale $34.95

+ wishlist

  • Stretch material with waffle backing
  • Contoured cut
  • Allows freedom of movement
  • Fast drying
  • Antimicrobial feature to avoid unpleasant odor

In Stock Free Shipping

Regular: $45.00

Sale $24.95

+ wishlist

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

In Stock

Regular: $35.95

Sale $26.95

+ wishlist

In Stock

Regular: $60.00

Closeout $27.95

+ wishlist

  • Contoured cut
  • Merino wool and polyester microfiber
  • Antimicrobial feature
  • Body Mapping technology

In Stock