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The Trion 35 is the result of many years of experience with alpine backpacks: as well as traditionally top-class materials and workmanship, its huge back opening also sets standards in terms of handling and ease of use. The Trion 35 is the perfect backpack for all alpinists with a no-compromise attitude to their equipment.

Trion 35

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.

PFC-free DWR

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.

Fair Wear

Trion 35 - 2520-00840

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Shipping & Returns

Delivery

We aim to process all orders as quickly as possible. Delivery time are normally 2-5 business days. You will receive a dispatch confirmation including a tracking number as soon as we have transferred the order to our logistics partner.

Free shipping from 50 EUR

Shipping is free for purchases from $50. For orders below this purchase value, shipping costs of $9.99 will be applied.

Free shipping from $50

Return period

We offer returns within 30 days for full-price items and 14 days for sale items.