Eiger Extreme

Lightweight and robust insulated jacket

The Eigerjoch Advanced always keeps you warm without weighing you down. The insulated jacket works well as a mid or outer layer. It’s filled with a blend of two types of insulation to offer the perfect balance of warmth and moisture wicking: premium water-repellant goose down from Responsible Down...
  • Mountaineering, Ski Touring
  • 1013-01670
  • Denier (main material)10Dx10D
  • Weight340 g
  • CutRegular Fit
  • Ultra-lightweight, water-repellent Pertex® Quantum material with Diamond Fuse technology for superb abrasion resistance
  • Filled with 70 g 90/10 goose down (850 cuin fill power)
  • Primaloft Gold Active® inserts (80 g/m2) in shoulders, hood, back and sleeve ends for warmth, even in damp conditions
  • Helmet-compatible hood
  • Hood with reinforced peak
  • Zippered inner pocket
  • 2 climbing-harness-compatible front pockets with zippers
  • Small packing volume: Jacket can be stowed in the front right pocket
  • YKK Vislon® 2-way zipper for smooth operation
  • The drawstring on the hem can be adjusted with one hand using a cord that can be stowed on the inside
  • Elasticated cuffs
  • Contains non-textile parts of animal origin (down or leather)
  • PrimaLoft® GoldPrimaLoft® Gold products offer the highest insulation rating and best warmth-to-weight ratio.
  • Pertex® Diamond FusePertex® Diamond Fuse fabrics use yarns with unique diamond-shaped filaments that interlock to form a durable, highly abrasion-resistant and water-repellent fabric.
  • HyperDRY™HyperDRY water-repellant down features a unique fluorocarbon-free treatment, allowing the down to retain its superior warmth-to-weight ratio even when wet.
  • Mammut Down 850 cuinThe fill power of down is rated in cuin (cubic inches per ounce): the higher the cuin rating, the greater the wadding and therefore thermal insulation per weight.
  • Pertex® Quantum®Pertex® Quantum uses a tightly woven structure to create a lightweight, soft fabric that offers maximum insulation.
  • Filling90% Down, 10% Feather
  • Filling 2100% Polyester
  • Insert100% Polyamide
  • Lining100% Polyamide
  • Main material100% Polyamide
  • Responsible downThis product contains down and feathers sourced from well-treated animals. Collection from live birds (live-plucking) as well as force-feeding are strictly prohibited.
  • PFC-free DWRPerfluorinated compounds (PFCs) are often used for waterproofing but are practically non-biodegradable. Mammut is committed to replacing non-biodegradable fabric treatments with more sustainable high-performance alternatives.
  • Fair WearFair Wear works to ensure fair and safe working conditions in garment factories. The non-profit engages directly with factories, trade unions, NGOs and governments to protect workers’ rights.