Women's Nuyarn® Merino Wool Tech Baselayer Long Sleeve 2.0


Size Guide

Cover all your bases with the Wūru® Women's Baselayer Tech Long Sleeve, designed to be a tight next to skin layer to follow your every move Made in the USA and now featuring Nuyarn®.  Wūru sources only premium Merino wool to ensure that soft next to skin feel, making it the ideal base layer. 

Nuyarn® offers a proprietary spinning technology that releases the natural performance characteristics of wool like no other. Making the once impossible, possible.  

The World’s First Performance Wool - Technology you can feel!


Product Weight Medium: TBD

Fabric: 90% Merino, 10% Nylon

Fabric Weight: 145gsm (Equivalent warmth: 195gsm ringspun fabric)

Knit in Vietnam: 17.5 Micron - 145gsm

Featuring Nuyarn® Technology

Knit in Vietnam at Bluesign® & Global Organic Textiles Accredited Facility

Made From: Non-mulesed Australian merino wool

Spun in an OEKO-TEX® Accredited Facility – Does not use environmentally harmful chemicals meeting or exceeding worldwide safety standards.


  • Handmade in the USA from premium Australian wool
  • Strategically placed thumbhole for enhanced movement
  • Flatlock seams to eliminate chafing  
  • Naturally odor resistant and antibacterial.
  • Exceptionally soft Merino wool for pure comfort.
  • Blended with a touch of nylon for extra durability.
  • Made from sustainable and ethically sourced fabric.


Machine Wash Cold Gentle Cycle.  Do Not Bleach.  Tumble Dry Low (hang/flat dry for best results).  Cool Iron As Needed.  Do Not Dry Clean.

Maintain Your Merino

Machine Wash - Cold Gentle Cycle. 
Do Not Bleach. 

Tumble Dry - Low (hang/flat dry for best results).  

Cool Iron As Needed. 
Do Not Dry Clean.

Customer Reviews

Based on 24 reviews
Deb S. (Lee, US)
Wuru is amazing!

I love the shirt that I got from Wuru - especially the thumbholes! I have had great experiences with the company including a mixup in size and color, which was fixed quickly. I recommend their products and appreciate their customer service!

Karen H. (Fryeburg, US)
Kept me very warm

Wore this on our first cold day and I was was toasty warm. I usually get cold first and for a change my husband got cold first. Waiting for more stock to come in the Mens and I will buy him one.

Penny O. (Amelia, US)

I love the fit, the feel of the fabric. And even better, I can wear it while riding my motorcycle and I don’t stink when I sweat.

I just need more of them to be in stock!!

New t.W. (Fort Worth, US)

I am new to WURU however I will definitely be purchasing more. The tech is very comfortable and the cut works as a stand alone top as well.

Cheyenne d. (Loveland, US)
Love it!

I sized up 1 because I like a looser fit. I love the weight, and the thumb holes. Perfect coverage for my long torso. I just love it!