Benefits & Cons

• Warmest baselayer zip-neck from Arc'teryx 2026

  Provides excellent warmth without bulk, ideal for cold days.
• High-performance stretch for optimal freedom of movement

  Four-way stretch feels like a second skin and never restricts your movement.
• Sustainable material with recycled fibers

  Nylon outer layer provides abrasion resistance and eco-friendly design.
• Soft, brushed interior for comfort

  Prevents irritation and keeps your skin pleasantly warm.
• Slim fit requires careful sizing

  Slim fit; if in doubt, choose a size larger for extra comfort.

Description

The Arc'teryx Women's Kyanite Baselayer Zip Neck 2026 Winter thermal shirt is made of midweight Polartec® Power Stretch® Pro fleece with a durable nylon outer layer and a soft brushed interior. With a slim fit and a half-zip, it combines optimal warmth, breathability, and freedom of movement for cold winter sports.

Features

Material & Features: Made from a recycled nylon outer layer combined with a brushed polyester inner layer. This material wicks moisture effectively, provides warmth without overheating, and has a sustainable, environmentally friendly composition.

Weight & Temperature Range: Midweight fabric (approximately 248 g/m²) that provides warmth in cold conditions, suitable as a base layer for intense winter sports, skiing, and hiking.

Fit & Size Guide: Slim fit, making the thermal shirt comfortable to wear without being constricting. If in doubt, we recommend choosing a size larger for more comfort when layering.

Construction & Comfort: Flatlock seams prevent chafing. The short zipper (zip neck) provides extra ventilation and ease of entry. The soft, brushed interior enhances comfort.

Additional features: Four-way stretch ensures maximum freedom of movement. Durable and abrasion-resistant thanks to the nylon outer layer. Environmentally friendly material with recycled fibers.

Why choose the Arc'teryx Women's Kyanite Baselayer Zip Neck 2026 Winter?