Arc'teryx Ionia Merino Wool SS Shirt Black
- Ordered before 16:00, shipped the same day.
- Easy returns and in store exchanges
- Worldwide shipping
The Arc'teryx Ionia Merino Wool SS Shirt in Black is a lightweight performance T-shirt built for active use across changing conditions. Designed to work equally well on the trail, while travelling, or as an everyday essential, it combines the natural performance of **merino wool** with a construction focused on durability, comfort, and clean versatility.
The fabric uses fine merino fibres spun around a **nylon core**, a construction that adds strength while maintaining the soft handfeel merino is known for. This gives the shirt a balanced feel, light enough for warmer days and high-output movement, while still offering the temperature-regulating qualities that make merino a reliable option across a broad range of environments.
In use, the Ionia manages moisture effectively and remains comfortable even when conditions shift. **Merino wool** naturally helps regulate body temperature and resists odour build-up, making this shirt especially practical for longer days outdoors, repeated wear while travelling, or back-to-back sessions where freshness and comfort matter. It also dries quickly and is designed to retain its shape over time, supporting both performance and day-to-day usability.
The fit is streamlined and designed to move naturally with the body. **Articulated patterning** helps maintain comfort through a wide range of motion, whether hiking, running, or climbing. Worn on its own in warm weather or layered as a base under additional insulation, the Ionia keeps a low-profile, functional character that suits both technical and casual settings.
Finished in **Black**, it stays understated and easy to integrate into a daily wardrobe or a focused travel kit. Production in a **Fair Trade Certified** facility adds an important layer of consideration, while the use of responsibly sourced merino supports a more considered material choice.
For users looking for a technical T-shirt without unnecessary detailing, the Ionia Merino Wool SS Shirt offers a straightforward combination of breathability, softness, odour resistance, and durability in a form that transitions easily between outdoor use and everyday wear.
- Material, merino wool with a nylon core
- Colour, Black
- Construction, lightweight and breathable
- Performance, natural temperature regulation
- Performance, natural odour resistance
- Moisture management, stays comfortable when damp
- Drying, quick-drying
- Fit, streamlined fit
- Mobility, articulated patterning for natural movement
- Use, suitable as a base layer or stand-alone T-shirt
- Recommended for, hiking, running, climbing, travel, daily wear
- Production, made in a Fair Trade Certified facility
- Sourcing, responsibly sourced merino wool
Ordered before 4pm, shipped the same day
Place your order on a workday before 4:00 PM, and we'll ship it the same day. Shipping costs vary across Europe and will be calculated at checkout.
Free shipping thresholds:
- Netherlands: Free from €50
- Belgium & Luxembourg: Free from €75
- Germany & France: Free from €150
- UK, Norway & Switzerland: Free from €350
- Rest of the European Union: Free from €200
- Rest of the world: Free from €750
Return period
You can return items within 30 days. You can do so in our store or by shipping. Items must be unworn, clean, and in their original condition.
Arc'teryx
Arc'teryx represents unmatched quality, technical perfection, and sustainable design. From GORE-TEX shells to functional midlayers — at BehindThePines.eu, you'll find gear for both city and summit. Discover the gold standard in outdoor performance, built for extremes, loved for its style. For those who never compromise.