Mammut Alto Light HS hupputakki miesten musta XL

When alpine weather turns hostile, a reliable hardshell is your first line of defense. The Mammut Alto Light HS Hooded Jacket delivers uncompromising protection without weighing you down, letting you push through rain, wind, and snow on demanding ascents. Its lightweight 3-layer construction and athletic fit keep you agile, while the helmet-compatible hood and backpack-friendly pockets prove it's built for serious mountaineering.

Who is it for

This jacket is made for mountaineers, hikers, and trekkers who demand top-tier weather protection in a packable, performance-oriented design. Whether you're tackling a multi-pitch route or a fast-and-light alpine traverse, the Alto Light HS keeps you dry and comfortable without restricting movement.

Main features

• Mammut DRYtechnology™ Performance 3-layer fabric with 20,000 mm waterproof rating and 20,000 g/m²/24h breathability
• Fully seam-sealed construction for complete weather protection
• Adjustable, helmet-compatible hood with reinforced peak
• Two backpack-compatible front pockets with water-repellent zippers
• Water-repellent YKK Vislon front zipper
• Partially elastic cuffs with hook and loop fasteners for a secure fit
• Adjustable hem to seal out drafts
• Stows in its own side pocket for easy packing
• PFC-free DWR treatment and bluesign® certified for sustainability

Specifications

• Material: 100% Polyamide face fabric, 100% Polyurethane membrane
• Fit: Athletic
• Waterproof rating: 20,000 mm water column
• Breathability: 20,000 g/m²/24h MVTR
• Seams: Fully seam-sealed
• Hood: Adjustable, helmet-compatible, reinforced peak
• Pockets: 2 backpack-compatible front pockets with water-repellent zippers
• Front zipper: Water-repellent YKK Vislon
• Cuffs: Partially elastic with hook and loop fasteners
• Hem: Adjustable
• Packability: Stows in side pocket
• Sustainability: PFC-free DWR, bluesign® PRODUCT

Tips

For optimal performance, wash with a technical detergent and reapply DWR treatment as needed. Store uncompressed in a cool, dry place to maintain the membrane's integrity.