Unisex Wool Thermo Light T-Shirt Base Layer

(3 customer reviews)


Lightweight and comfortable micro-mesh that can perform as a base layer or T-shirt. The mesh design provides thermostatic properties providing warmth or cooling with some sun protection. Perfect for daily wear. Sizes: XS – XXXL. Colors: black.

Technical specifications:

Merino wool 80% Polyamide 20%
Weight: 110 g
Material Weight: 160 g / m2
Micron: 17.5

SKU: 10140200 Category: Tags: ,


The Wool Thermo Light (WTL) 80/20 Merino wool/polyester fine mesh provides a more conventional look in an extremely light and comfortable knitted base layer. WTL items are perfect for daily wear and activities where there may be high exertion but less risk of extreme cold. WTL products are available in either Unisex or Women’s designs. The Schoeller® 80/20 blend provides enhanced durability.

Additional information


Black, Grey



3 reviews for Unisex Wool Thermo Light T-Shirt Base Layer

  1. Matthew C Walczak (verified owner)

    Amazing! I’m a very heavy sweater. This product solves the chills and is not at all noticeable under normal clothing. I now feel naked when I’m not wearing it.

  2. Ed (verified owner)

    The most comfortable warn or cold weather base layer for skiing I’ve ever used. Somehow it does not hold odors from active use and stays dry and comfortable on the lift and comfortable chilling in the lodge. The other products I’ve used get soaked and chilly after a short time. Until I started using Byrnje products I could never stay dry skiing and warm on the lift all day. The mesh t-shirt changes that.

  3. David mataya (verified owner)

    This garment literally cured me. I am active, and a heavy sweater, and had struggled for almost two years with an undiagnosable rash all over my torso. Tried ever topical skin treatment imaginable with no improvement. Last winter I started wearing one of these under the ski tights, cycling jersey or whatever and the skin immediately improved. Super warm layer in winter and a great idea in warmer weather as well. Do not wash it except gently by hand and hang dry. You won’t need to very often.

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Brynje Size Chart

Brynje Size Chart

Laundry Instructions

Wool is a natural fiber which does not to be laundered regularly. A global wardrobe survey in 2015 by AC Nielsen confirmed that wool garments have a longer life than cotton – as much as 50% longer. Merino wool can be worn multiple time between washings which will prolong the garment life and protect the environment. The synthetic fibers like Schoeller® Polycolon can be machine washed and hung to dry.

Hand wash or machine wash on gentle cycle with cool water (not to exceed 85°F).

Line dry. Do not tumble dry.

Do not use bleach.

Do not use fabric softener.

Do not dry clean.

Brynje USA