The Arc'teryx Rho Merino Wool Crew Neck - Men's is a versatile base layer ideal for any outdoor excursion. Crafted with a soft blend of 18.5 Merino wool and durable nylon, it effectively regulates temperature, fights odors and static, and offers a comfortable feel against the skin. The close fit, elastane fabric, and articulated design provide excellent flexibility for your every move.

Technical Features

• Lightweight Versatile Natural odour resistance

Collar Configuration

• Classic crew neck collar 

Construction

• Strategically placed seams increase comfort and reduce chafing
• Flatlock seam construction improves next-to-skin comfort
• Merrow stitch seam construction reduces seam size and irritation
• Ultra fine Merino wool is known for soft comfort, natural temperature regulation, moisture management, and odour resistance
• Merino fibres are wrapped around a nylon core for added durability 

Design & Fit

• Fitted for efficient fabric performance, easy layering

Patterning

• Articulated patterning for unrestricted mobility

Sustainability

• Wool is sourced from humanely raised, non-mulesed sheep
• RWS (Responsible Wool Standard) - The wool in this product is 100% Responsible Wool Standard (RWS) certified by IDFL (No.TE-99950273)
• PFAS (Per- and polyfluoroalkyl substances) Compliant

Materials

• Self: 240gsm Mountain Merino Wool - 95% wool, 5% elastane
• Contrast: Chira™ - 6.5oz (220gsm) stretch nylon interlock - 71% nylon, 29% elastane - bluesign Approved Material
• Origin of fabric: NEW ZEALAND
• Origin of dying: NEW ZEALAND