What Our Gearhead(R) Experts Are Saying: "I've been using the Alto 34 as my do-it-all pack-it's perfect for work and spontaneous hikes. The roll-top closure makes it easy to expand when you need extra space, and the side zip gives quick access without unloading everything. It's tough, weather-resistant, and organized without feeling complicated." Built with the DNA of Mammut's alpine packs, the Alto 34L Backpack blends everyday versatility with rugged dependability. Durable ripstop fabric shrugs off scuffs and resists light rain, keeping your gear protected whether you're commuting through the city or exploring trails. The roll-top closure adapts to your load, and a side zipper lets you reach into the main compartment without unrolling everything. A detachable mesh front pocket stashes wet layers or quick-grab essentials, while the padded sleeve safely carries your laptop on work days. Complete with trekking pole attachments, a chest strap for stability, and thoughtful pockets throughout, this pack transitions seamlessly between the daily grind and weekend adventures.