The ideal partner for climbing, ski tours, and mountaineering, this versatile pack serves up lightweight comfort and exceptional durability for year-round alpine pursuits. Water-repellent and abrasion-resistant, our full Trion line was developed with pro alpinists Stephan Siegrist and Nico Hojac to optimize every last detail. Made of primarily recycled materials, the Trion 28 offers a host of practical features, including ice axe attachments, quick side access to the main compartment, and a designated avalanche equipment compartment. Complete with contact back system for optimal load transfer, you can stay fully focused on the next move ahead.

Engineered with & certified by

• Bluesign product: The bluesign SYSTEM is a solution for sustainable textile production that eliminates the use of harmful substances. bluesign PRODUCTS guarantee a responsible use of resources with a minimum impact on people and the environment.
• PFC-free DWR: Perfluorinated 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 Wear: Fair 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.
• Recycled: This product contains recycled materials with uncompromised performance and functionality. Choosing recycled materials reduces the use of virgin resources and helps promote a more circular economy.

Features

• Rolltop closure with zipper
• Two ice axe attachments
• Zippered side access to main compartment
• Compartment for avalanche equipment
• Elasticated chest strap for optimum comfort and a perfect fit
• Large mesh pockets on the shoulder strap
• Reinforced side ski attachment
• Trekking pole carrier
• Hydration system-compatible
• Rope attachment on flap
• Compression straps can be tensioned at side and front
• Comfortable thanks to the anatomically shaped, soft padded hip belt and shoulder straps
• Robust, abrasion-proof outer material

Specifications

• Length: 22cm
• Height: 50cm
• Width: 30cm
• Weight: 1000g
• Base material: 100% polyamide
• Main material: 90% polyamide, 10% polyester