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  • Merino

Bjork ML 140 Women

The lightweight base layer
Sale price CHF 79.00 Regular price CHF 119.00
-34%

In stock

Color: Nude Scuol
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  • Free delivery on orders over CHF 175.-
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  • Mulesing-free certified merino wool
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Free Wool Care Bag
On orders from CHF 300.-
MultisportHiking
Fabric weight140 g/m²
Temperature range+5 °C to +20 °C
Composition96% merino wool / 4% elastane
Fibre fineness< 19.5 µ
Wool originAustralia
Made inRPC
FitClose to the body
Certifications
RWSAWTA (NM status)

Often purchased with

Origin and traceability

Our merino wool comes from Australia. The non-mulesed (NM) status is certified by AWTA.

Brand designed and developed in Switzerland.

Care tips

• Wash at a maximum of 30°C on a delicate cycle
• Use a mild detergent, ideally one designed for wool
• Place the garment in a laundry bag before machine washing
• Wash with similar colors
• Avoid fabric softener, bleach, and harsh products
• Do not tumble dry
• Lay flat to air dry
• Gently reshape the garment to preserve its shape and the softness of the fibers

Returns and Exchanges

For return and exchange requests, please submit your request through your customer account

Delivery

Your order is prepared within a maximum of 48 business hours, then delivered within 1 to 3 business days.

Delivery costs CHF 9 in Switzerland and Liechtenstein.

Track my order

The Bjork ML 140 is a lightweight, versatile base layer designed for all seasons.

Its merino wool composition ensures optimal breathability and effective temperature regulation, keeping you warm in cool weather and dry during intense activities.

Technical features

  • Merino wool: natural warmth, moisture management, and lasting comfort
  • Advanced thermoregulation: retains warmth in winter and wicks away moisture in summer
  • Breathable and quick-drying for a lightweight feel all day long
  • Natural antibacterial properties that help prevent odors
  • Optimized seams for lasting comfort and reduced irritation

Perfect for

Hiking, trekking, skiing, snowboarding, running, cycling, travel, and all outdoor activities.

Benefits of merino wool

  • Smart temperature regulation: comfort in both hot and cold weather
  • Moisture management: absorbs and quickly wicks away sweat
  • Natural odor resistance: extended wear without losing freshness
  • Soft, natural comfort: pleasant against the skin, without itching

Fjork Merino commitments

At Fjork Merino, we are committed to sustainable and responsible production.

The Bjork ML 140 is made with mulesing-free certified wool, ensuring animal welfare and environmental protection.

Each product embodies our commitment to combining technical performance with environmental responsibility.

Find my size

Regular Midlayer

Updated chart: the old table showed the half-chest measurement. The new values are the chest circumference.

Indicative result based on your weight and height.

How to measure

Wear thin clothing and do not pull the tape tight.

Model 1.68 m / 60 kg wears M

Our Regular Midlayer cut fits true to size.

The chart is calibrated on body chest circumference (cm). Measure around the fullest part of your chest, under the arms, without pulling the tape tight.

2026 note: we have updated this chart. The previous version showed garment half-width. The new values are body measurements (chest circumference).

Our model is 1.68 m, 60 kg and wears M.

Frequently asked questions

What is a merino wool baselayer?

It is a first technical layer made of natural wool, designed to regulate body temperature and wick away moisture during exertion.

What are the advantages of a merino baselayer compared to synthetic?

It is naturally antibacterial, does not retain odors, and stays warm even when it is wet.

Can you wear a merino baselayer for several days without washing it?

Yes, merino wool neutralizes odors and stays fresh after several uses, you just need to air it out between outings.

Is it suitable for all seasons?

Yes, merino wool insulates from the cold in winter and remains breathable in summer thanks to its natural thermoregulating ability.

How to care for a merino baselayer?

Wash it at 30 °C on the wool cycle, without fabric softener or tumble dryer, then dry it flat to preserve the fiber.