Welcome

It seems that you are in the United States, would you like to be redirected to our US website with currency USD $?

Highly reviewed on
My Basket

Europe

GBP £
EUR €
EUR €
EUR €
EUR €
EUR €
EUR €
EUR €
EUR €
EUR €
EUR €
PLN zł
RUB ₽
SEK kr
DKK kr

North America

USD $
CAD $

Australasia

AUD $
NZD $
Search
Menu
Account
Fast Delivery 90-Day Returns Policy Secure Payments

Base Layers & Underwear

It's not only what is on the outside but also what's beneath that matter. Here at Military 1st, we are proud to provide our customers with a wide assortment of first-class base layers and comfortable tactical underwear that will keep them warm and dry in every situation, whether is it work or active times in the big outdoors. Our broad range of products includes simple mens boxer shorts, briefs and warm long bottoms, durable long and short-sleeved tops and underwear shirts, as well as top quality advanced thermal underwear sets form such renowned brands as Helikon, Pentagon and thermo underwear specialist - Tervel.

Items 1-24 of 179

Page
per page
Sort By
Filter
  1. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Black
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Black
    Rating:
    77%
    (2)
    Now €30.56 Was €33.95
  2. Quick View
    MFH Tactical US Jacket Lining Black
    Sale
    MFH Tactical US Jacket Lining Black
    Rating:
    100%
    (2)
    Now €40.46 Was €44.95
  3. Quick View
    MFH Tactical US Jacket Lining Olive
    Sale
    MFH Tactical US Jacket Lining Olive
    Rating:
    100%
    (1)
    Now €42.26 Was €46.95
  4. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Urban Grey
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Urban Grey
    Rating:
    100%
    (2)
    Now €26.96 Was €29.95
  5. Quick View
    Texar Thermal Shirt Black
    Texar Thermal Shirt Black
    €48.95
  6. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Black
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Black
    Rating:
    100%
    (4)
    Now €20.66 Was €22.95
  7. Quick View
    MFH US Undershirt Level II Gen III OD Green
    Sale
    MFH US Undershirt Level II Gen III OD Green
    Rating:
    100%
    (1)
    Now €25.16 Was €27.95
  8. Quick View
    MFH US Undershirt Level I Gen III OD Green
    Sale
    MFH US Undershirt Level I Gen III OD Green
    Rating:
    100%
    (1)
    Now €17.06 Was €18.95
  9. Quick View
    Highlander Thermal Base Layer T-Shirt White
    Sale
    Highlander Thermal Base Layer T-Shirt White
    Now €17.06 Was €18.95
  10. Quick View
    Highlander Thermal Vest Long Sleeve Black
    Highlander Thermal Vest Long Sleeve Black
    Rating:
    100%
    (1)
    €20.95
  11. Quick View
    Texar Thermal Shirt Olive
    Texar Thermal Shirt Olive
    €48.95
  12. Quick View
    MFH Tactical US Jacket Lining Coyote
    Sale
    MFH Tactical US Jacket Lining Coyote
    Rating:
    100%
    (3)
    Now €42.26 Was €46.95
  13. Quick View
    Condor Maxfort Long Sleeve Training Base Layer Top Olive Drab
    Sale
    Condor Maxfort Long Sleeve Training Base Layer Top Olive Drab
    Now €32.36 Was €35.95
  14. Quick View
    Condor Maxfort Long Sleeve Training Base Layer Top Black
    Sale
    Condor Maxfort Long Sleeve Training Base Layer Top Black
    Rating:
    100%
    (1)
    Now €32.36 Was €35.95
  15. Quick View
    Condor Maxfort Long Sleeve Training Base Layer Top Tan
    Sale
    Condor Maxfort Long Sleeve Training Base Layer Top Tan
    Rating:
    100%
    (2)
    Now €32.36 Was €35.95
  16. Quick View
    Condor Velocity Performance Base Layer Base Layer Top Navy
    Sale
    Condor Velocity Performance Base Layer Base Layer Top Navy
    Now €53.96 Was €59.95
  17. Quick View
    Condor Trident Battle Top Long Sleeve Olive Drab
    Sale
    Condor Trident Battle Top Long Sleeve Olive Drab
    Now €61.16 Was €67.95
  18. Quick View
    Condor Trident Battle Top Long Sleeve Black
    Sale
    Condor Trident Battle Top Long Sleeve Black
    Now €61.16 Was €67.95
  19. Quick View
    Condor Trident Battle Top Long Sleeve Tan
    Sale
    Condor Trident Battle Top Long Sleeve Tan
    Now €52.16 Was €57.95
  20. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Olive
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Olive
    Rating:
    100%
    (1)
    Now €30.56 Was €33.95
  21. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Dark Coyote
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Polo Shirt Dark Coyote
    Rating:
    100%
    (1)
    Now €30.56 Was €33.95
  22. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Olive
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Olive
    Rating:
    100%
    (1)
    Now €20.66 Was €22.95
  23. Quick View
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Dark Coyote
    Sale
    Mil-Tec Tactical Long Sleeve Quick Dry Shirt Dark Coyote
    Now €20.66 Was €22.95
  24. Quick View
    Mil-Tec Boxer Shorts Skull 2 Pack Olive
    Sale
    Mil-Tec Boxer Shorts Skull 2 Pack Olive
    Now €23.36 Was €25.95

Items 1-24 of 179

Page
per page
Sort By
Filter
Fast Delivery across Ireland
90-Day Returns Policy
Filtering Results
Shopping Options
Size
  1. XS 13 items
  2. S 82 items
  3. M 57 items
  4. L 51 items
  5. XL 58 items
  6. XXL 67 items
  7. 3XL 35 items
  8. 4XL 4 items
  9. 5XL 5 items
  10. 6XL 6 items
  11. 7XL 7 items
Brand
  1. Texar 2 items
  2. Alpinus 18 items
  3. Brandit 11 items
  4. Condor 9 items
  5. Fox Outdoor 2 items
  6. Helikon 12 items
  7. Highlander 6 items
  8. Highlander Forces 7 items
  9. MFH 15 items
  10. Mil-Tec 16 items
  11. Pentagon 15 items
  12. Propper 3 items
  13. Tervel 58 items
  14. Viper 5 items
Colour
Black 80
Blue 6
Coyote 15
Flecktarn 2
Foliage 1
Grey 12
Khaki or Beige 1
Navy Blue 10
Olive 38
PentaCamo 1
Swedish M90 Camo 1
Urban 1
White 3
Woodland 1
Other 7
Price
Availability
  1. In Stock 0 items
  2. Out of Stock 0 items