Whether we're heading to the Wind River Range for a week or simply hopping off the bus in Denali National Park for a couple nights in the wilderness, the Mystery Ranch Glacier 71L Backpack always comes with us to get the job done. This durable pack offers ample space for multi-day missions, and its classic style is right at home on any trail.

The Glacier features the new lightweight Astral Frame, which draws on Mystery Ranch's expertise in designing packs for the military, keeping your fully-loaded pack supported and stable when you're tackling daunting terrain. Don't worry about chilly nights because the Speedzip compartment accommodates the warmest, bulkiest sleeping bags. Plus, the lid detaches for use as a day pack on quick trips from basecamp—the back yoke can be detached from the main pack and transferred to the daypack for comfortable carry.

, Mid-sized pack for quick weekend or week-long backpacking trips, Astral Frame delivers lightweight load-bearing support, 500D Cordura fabric is ultra-tough and abrasion-resistant, Top-loading design with side zip for easy access, Speedzip compartment offers easy access to sleeping bag, Side compression straps lock down load, Ice axe/trekking pole loops secure bulky tools, Side water bottle pockets keep hydration within easy reach