Arc'teryx Men's Rho SV Zip Neck

Our warmest base layer top, designed for cold weather and easy wear.
The Rho SV Zip Neck is our warmest, most technical base layer yet—constructed to keep you comfortable without creating bulk. The synthetic, hollow-core fleece is breathable during high-output ascents and descents, while the zip-neck and extended collar provide an option for extra ventilation or additional coverage, depending on what the conditions call for.

Features & Specs

Technical features
Warm and comfortable

Construction
210gsm hollow-core fleece has an exceptional warmth-to-weight ratio and stays soft to reduce chafing during high-output movement

Design & Fit
Fitted, with articulated patterning for mobility and comfort

Pocket configuration
Laminated chest pocket

Sustainability
Body - recycled content
PFAS (Per- and polyfluoroalkyl substances) Compliant
Contrast - FC0 DWR, recycled content

Zippers & Fly configuration
Full front zipvement

Weight 260g / 9.2 o
Activity Alpine/Touring/Freeride/Resort
Model X000010936
Manufacturing facility Youngone Nam Dinh Company LTD, Vietnam

Fit & Sizing

Fit: Fitted
Our trimmer fit is patterned to stay close to the body through the chest, waist, hip, and thigh. Its low profile eliminates bulk, moves with the body, and fits comfortably over first layers or under outer layers.

Men's Jacket/Shirt Sizing Chart

NOTE: Men's fit has been updated with a revised fit. Medium size remains unchanged. Smaller sizes are now tighter and larger sizes are now looser. If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.

Materials & Care

Materials

• Contrast: Recycled Nylon/Elastane, FC0 DWR - 88% Nylon, 12% Elastane
• Body: Recycled Octa x Solotex Raschel Anti-shed Fleece, 210gsm - 100% Polyester
• Origin of fabric: JAPAN
• Origin of dyeing: JAPAN
• Origin of Manufacture: VIETNAM
• May release plastic microfibres into the environment when washing

Care Instructions

• Do not bleach
• Wash dark colours separately
• Do not dry clean
• Do not iron
• Do not use fabric softener
• Remove immediately
• Wash inside out