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Men's Ultralight Merino Crew T‑Shirt

4.8
Rated 4.8 out of 5 stars
135 Reviews
£76
£76
87% Merino Wool, 13% Nylon. 125gsm.
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Model is 6' 2.5", has a 40" chest and is wearing size M

Men's Ultralight Merino Crew T‑Shirt

4.8
Rated 4.8 out of 5 stars
135 Reviews
£76
£76
87% Merino Wool, 13% Nylon. 125gsm.

Our lightest Merino fabric, perfect for hotter climates. With the natural performance of Merino wool, this staple delivers a silky-soft, airy feel that keeps you cool and comfortable — no matter where the day takes you.

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Color Black Only 3 left!
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Our lightest Merino fabric, perfect for hotter climates. With the natural performance of Merino wool, this staple delivers a silky-soft, airy feel that keeps you cool and comfortable — no matter where the day takes you.

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Free shipping on UK orders over £135
Free easy exchanges
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  • Odor resistant Odor resistant
  • Temperature regulating Temperature regulating
  • Fast drying Fast drying
  • Anti-wrinkle Anti-wrinkle
Fabric and Details
  • 87% Merino Wool, 13% Nylon
  • 125gsm
  • Soft touch
  • Light and easy to pack
  • Wrinkle resistant
  • Fiber micron: Superfine 18.5
15 µm
18.5 µm
25 µm
Care instructions
  • Machine wash cold gentle cycle
  • Turn inside out for washing 
  • Wash with mild detergent
  • Lay flat to dry
  • Do not tumble dry
  • Do not iron
Merino Care 101
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Cool Comfort With A Featherweight Feel.

  • Lightweight Merino wool lends a luxurious drape that feels breezy on the skin.
  • Moisture-wicking, fast-drying fabric stays comfortable even in hot climates.
  • Effortless and versatile design fits every travel occasion.
  • Merino wool’s antibacterial properties means minimal washing.
  • Lightweight and packable for easy travel.
  • Effortless style
Cool Comfort With A Featherweight Feel.
Nature's Miracle Fabric

Nature's Miracle Fabric

Every Merino wool fiber has a waxy coating called Lanolin, which helps wick moisture away from your body, and act as a safeguard against odor-causing bacteria. This is what allows our Merino wool to stay breathable and dry while smelling and feeling fresh, no matter what you put it through.

Softer Than Cotton

Softer Than Cotton

This wool isn’t like your typical itchy sweater. We only use superfine Merino wool, resulting in a luxuriously silky soft feel that’s lighter and more plush than your average Merino or cotton. And unlike most clothes, it'll also maintain its form over time and won’t get ruined after a wash.

Ultralight Merino

Ultralight Merino

Originally developed for fine suiting, this 100% natural Merino finish uses a decatization process—steam and tension applied to permanently set the fabric. It reduces shrinkage, enhances luster, and smooths the surface for a cleaner drape and lasting shape. The result is a sleek, cool hand-feel with added durability—ideal for those who want all the benefits of wool, without the bulk.

“The perfect T-shirt can see you through almost any situation, and Unbound makes a strong bid for the title with their chic Merino designs.”

"It's the most popular T-shirt in our Merino guide and well-loved by travelers. It's very soft and lightweight, and it packs down to a tiny roll."

“These tees have a sophisticated European elegance to them, thanks to both the material and design. Just looking at them makes you feel chic.”

“Between the flattering fit and the classic style, it's a great option for travel.”

"I may hold off on washing this T-shirt for another few weeks. It miraculously looks and smells like it was just cleaned."

Travel Leisure
WIRED
Forbes
Lonely Planet
Fast Company

"This is the perfect base layer as it’s super lightweight and is anti-wrinkle and moisture-wicking. This can quickly become your new closet staple at home and on the road."

"I may hold off on washing this T-shirt for another few weeks. It miraculously looks and smells like it was just cleaned."

"Lightweight and breathable, this shirt has a perfectly soft feel. The thin material is moisture-wicking, making this great for layering or wearing on its own."

"Unbound Merino sits at the intersection of travel gear and luxe knitwear, offering wool garments in timeless styles. They use superfine premium Merino wool that’s Woolmark-certified."

"This shirt's wool fibers lock odor molecules within and only release them on washing — which means less washing and more wearing. That makes this the ultimate travel top."

Travel + Leisure
Fast Company
Conde Nast Traveller
Bustle
Refinery29

About our wool

  • The Global Recycled Standard (GRS) is a voluntary product standard for tracking and verifying the content of recycled materials in a final product.
  • RWS (Responsible Wool Standard) certified, adheres to the welfare of the sheep and their land.
Recycled Nylon
R.W.S

What people are saying

4.8
Rated 4.8 out of 5 stars
Based on 135 reviews
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135 reviews
  • TH
    Ted H.
    Verified Buyer
    What size did you buy? L
    Rated 3 out of 5 stars
    10/10/26
    Too thin

    I have over 10 t-shirts, 3 sweaters, etc from Unbound. I absolutely love them.

    Wanted a lightweight shirt after sweating throughout Italy this summer and chose this and a navy version. The navy’s totally fine. Simply a lighter version of my regular t-shirt.

    But this lighter color is slightly transparent and looks like an older shirt that’s a bit threadbare. Will keep the navy but return this one.

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  • WB
    William B. M.
    Verified Buyer
    I recommend this product
    What size did you buy? S
    Rated 5 out of 5 stars
    10/9/26
    Ultralight T-shirt

    Perfect weight, perfect fit, perfect service, and shipping!

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  • DC
    David C.
    Verified Buyer
    I recommend this product
    What size did you buy? XL
    Rated 4 out of 5 stars
    10/2/26
    Holiday Gear

    Bought this for a holiday to Portugal. It’s super light , compact, technical yet doesn’t look technical, which is a plus . I’m a 45-46 inch chest and XL was perfect, not too fitted and not too loose. The Goldilocks of tees

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  • TM Profile picture for Thad M.
    Thad M.
    Verified Buyer
    I recommend this product
    What size did you buy? XL
    Rated 5 out of 5 stars
    9/28/26
    Perfect Shirt for Travel

    I’ve been really impressed with this shirt. It’s incredibly comfortable, lightweight, and takes up almost no room in my bag. The biggest thing for me is being able to wear it more than once without feeling like it needs to be washed every time. That is a game changer when traveling. It looks good, feels great, and has quickly become one of my favorite shirts to pack.

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  • EG
    Erik G.
    Verified Buyer
    I recommend this product
    What size did you buy? L
    Rated 5 out of 5 stars
    9/15/26
    Great t shirt

    I am impressed with the quality of this t shirt. Highly recommend

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