helikon underwear full set level 1 black

Helikon Thermal Underwear Set Level 1 Black

Regular price £28.95 Sale

Availability : In Stock

Free Delivery on ALL UK Orders
Hassle-free 60 day returns
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The Gen III Level 1 Underwear Set from Helikon is a two-piece base layer set consisting of a light undershirt and trousers.

Designed as a close-fitting base layer the set retains body heat, wicks away moisture and provides excellent comfort due to the soft polyester and flat seams.


  • Two-piece thermal underwear set
  • Designed as base layer, shirt can be worn externally on warm days
  • Lightweight & breathable
  • Soft to the touch
  • Flat seams prevent rubbing
  • Moisture-wicking
  • Retains body heat
  • Quick-drying fabric
  • Raglan sleeves
  • Drawers: Elastic waistband and front fly opening
  • Military clothing system (US Army)


  • Manufacturer: Helikon
  • MPN: KP-UN1-PO-01
  • Material: 100% Polyester
  • Weight: 500g approx
  • Colours: Black

Size Chart:

Size Chest Size Waist Size Inside Leg
Small 38" 28-32" 32"
Medium 40" 30-34" 32"
Large 42" 32-36" 32"
X-Large 44" 34-44" 33"
XX-Large 46" 36-46" 33"



All orders placed before 2pm on Monday to Friday are dispatched the same day, subject to availability.

Orders placed after 2pm on a weekday will be sent out the next working day.

When your order has been dispatched you will receive an email letting you know and this will also include any tracking numbers, if applicable.


Standard Delivery

For all UK orders we offer FREE standard delivery usually via Royal Mail. This service normally delivers in 2-5 days.

Next Working Day Delivery

Next working day delivery is available for orders placed before 2pm from Monday to Friday. Friday orders will arrive on the following Monday - not Saturday.

Orders placed after 2pm will be dispatched the next working day. On a Friday this means the order will be dispatched on the following Monday for a Tuesday delivery.

Note: No orders are dispatched on Weekends or Bank Holidays.


As customers ourselves we know that being able to return items for any reason is very important.

We therefore offer a 60-day returns policy which means you can return your items for a full refund (or exchange) within 60 days of receipt.

For full details, please see our Returns Policy.

Customer Reviews

Based on 4 reviews
Helikon Thermal underwear set level 1.

Great product and great value. Very pleased indeed.


Helikon Thermal Underwear Set Level 1 Black

Great service and product

Order fulfilled accurately and with good tracking of delivery. Happy customer


Nice and quick delivery - haven’t tried the product as it is for Christmas present

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