Men's Lightning Thermal Base Layer Top

Men's Lightning Thermal Base Layer Top

Nautical Navy / S
$180.00 USD
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Men's Lightning Thermal Base Layer Top

Men's Lightning Thermal Base Layer Top

Slim Fit - True to Size

$180.00 USD
  • Our signature buttery-soft fabric with no itch
  • 100% superfine merino wool
  • Keeps you warm while resisting bad odors

ColorNautical Navy
Size
2 left

Ships fast, as soon as next business day

Free returns and exchanges

Guaranteed to perform or we make it right

Every product sold plants 5 trees

At A Glance
  • Keeps you warm and dry in your active outdoor adventures
  • 100% merino wool
  • Wool naturally wicks moisture and regulates temperature
  • Midweight at 240 gsm
  • Best for cool to cold weather
  • Offset shoulder seams prevent chafing, so your heavy backpack straps won't dig into your skin
  • All-around flatlock seams for ultimate comfort
  • Great for skiing, snowboarding, hiking, backpacking and more
  • Free of harmful chemicals

Our model is 6 ft (183 cm) and 180 lbs (82 kg) and wearing size M.

Find the matching bottom here. Hurry before they sell out to complete your set!

Description

One of the most adaptable pieces of Simsek's offerings, Lightning Thermal Base Layer Top is your non-negotiable for any fall to winter outdoor adventure. Your new companion for hiking, skiing and pretty much any chilly city cruise to keep you warm and cozy.

Just at the right thickness at midweight 240 gsm, it is great for cool to chilly weather. Wear it alone or  pair with fleece or a rain jacket to adapt to changing weather conditions at any time.

Made from luxurious, buttery-soft 100% merino wool, it offers brilliant thermoregulation, breathability and odor resistance so the rest in the ski resort will become worry-free. Only 18.5 micron fine merino fibers offer ultimate itch-free comfort.

It features all-around best-in-class flatlock seams unlike many others in the market for full chafe-free design and ultimate comfort that moves with you. Shoulders also features offset seams, and this helps with backpack usage so the seams won't dig into your skin. It also prolongs the life of the product because the seams will stay intact, for longer.

The neck label is printed so you won't have to deal with an itchy label rubbing your neck.

Our cuts make this base layer extra special, sitting close to your body with slim fit for layerability and yet it doesn't completely stick to your body. We avoid the pajama-y look (not the pajama-y comfort), and finish the sleeves at your wrist, hems slightly longer around the hips, so you can even pair this with business casual look under your blazer jacket. Offered in combinable colors that go well with many jackets, indoors and outdoors.

All these come together in machine washable merino to make things easier for you.

Simsek's luxury take on how outdoor clothing should be. As promised.

Material & Care

Fabric content

100% Merino Wool

Care

Machine wash cold. Wash with like colors. Do not use softener. Do not bleach. Do not tumble dry. Line dry in shade. Cool iron. Do not dry clean.

Technical Details

Product Weight: 253 g (Size M)

Designed in: Boston, MA

Made in: China

Fabric thickness: 18.5 micron

Fit: Slim Fit

Sleeve type: Long sleeve

Hood: No

Clothing layer: Base layer

Certifications: Woolmark, Oeko-Tex

Complete the set and save $40!

Fast Shipping

Ships as fast as next business day!

Every Simsek is built to perform. If you aren't completely satisfied with your gear within the first year, we’ll replace it for free! We’re in this for the long haul.

Plastic-free packaging

Our custom packaging is made from recycled cardboard, making it an environmentally-friendly option.

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How to care for merino wool?

Merino wool has earned its reputation as one of nature’s most remarkable fibers.

However, care might be intimidating. We get it.

At Simsek, we design our merino pieces to be as low-maintenance as possible—because the last thing anyone needs is more laundry stress.

See how to care for your investment