Mammut Alto Light HS Hooded Jacket Men's Marine

The Mammut Alto Light HS Hooded Jacket is a high-performance, ultra-lightweight hardshell designed for alpine pursuits. Engineered with Mammut DRYtechnology™ Performance 3-layer construction, it offers exceptional waterproofing (20,000 mm water column) and breathability (20,000 g/m²/24h), keeping you dry and comfortable during intense activities. The jacket is made from 100% Polyamide with a 100% Polyurethane membrane, ensuring durability and reliable weather protection.

Advantages

Weighing only 210 g (size M), this jacket is incredibly packable and can be stowed in its own side pocket, making it ideal for fast-and-light missions. The athletic fit and pre-shaped sleeves allow unrestricted movement, while the adjustable, helmet-compatible hood with reinforced peak provides full coverage in stormy conditions. Fully taped seams and water-repellent YKK zippers enhance weather resistance, and the PFC-free DWR treatment aligns with sustainable practices. The jacket is bluesign® PRODUCT certified, ensuring environmentally friendly production.

Suitable for

• Hiking
• Mountaineering
• Trekking
• Trail Running

Key specifications

• Waterproof Rating: 20,000 mm
• Breathability: 20,000 g/m²/24h
• Material: 3-layer hardshell
• Main Fabric: 100% Polyamide
• Membrane: 100% Polyurethane
• Fit: Athletic Fit
• Hood: Adjustable, helmet-compatible with reinforced peak
• Pockets: 2 water-repellent zippered side pockets
• Zippers: Water-repellent YKK
• Seams: Fully taped
• Cuffs: Partially elastic
• Hem: Adjustable with drawstring
• Sustainability: PFC-free DWR, bluesign® PRODUCT
• Weight: 210 g (size M)
• Gender: Men's

Recommendations

For optimal performance, layer this jacket over a breathable mid-layer. Machine wash cold with mild detergent, do not bleach, tumble dry low, and iron on low heat. Store in a dry place away from direct sunlight.