90-liter packs hold a ton of gear. Behind the front wing lashing system of the ALPS Mountaineering Caldera 90 pack sits a large front zipper that lets you access gear without having to unpack it all.
Features
Generous front access to main compartment and full-access lower compartment with #10 zipper; internal horizontal divider separates the two
Extendable, removable lid top converts to a fanny pack
Side pockets offer room for trekking poles and water bottles
Tekking pole loops
Hydration pocket and ports on both sides of pack (reservoir not included)
Lightweight 200-denier double ripstop nylon construction