The Gregory Inertia 18 H2O Hydration Pack is a versatile daypack designed to keep you comfortable, organized, and hydrated whether you’re hitting the trail or navigating your daily commute. With an 18-liter capacity, it offers ample space for hiking essentials, extra layers, snacks, and personal items while maintaining a lightweight, streamlined profile. Its practical design easily transitions from outdoor adventures to everyday use, making it an excellent choice for hikers, cyclists, travelers, and commuters alike.
The included 2-liter Hydro reservoir is housed in a dedicated zippered compartment and features an Easy-Fill handle along with a leak-proof bottle-style cap for convenient hydration on the go. A multi-layer backpanel with perforated 3D foam promotes airflow to help keep you cool and comfortable throughout the day. Additional zippered storage keeps valuables secure, while the hydration sleeve can also accommodate a small laptop or tablet when you’re off the trail. Combining all-day comfort, integrated hydration, and everyday versatility, the Gregory Inertia 18 H2O Hydration Pack is ready for wherever your next adventure takes you.
Includes 2L Hydro reservoir with Easy-Fill and handle and leak-proof bottle style cap
Dedicated 3/4 zippered hydration sleeve with SpeedClip hydration hanger for a one-handed, snap-and-go connection
Inline hose quick-disconnect coupling for easy refills without having to un-thread the hose from the shoulder harness
Perforated shoulder harness with magnetic sternum buckle and hose clip for the Drylock bite valve
3D foam backpanel with supportive multi-density foam
Removable webbing hipbelt
Top zippered quick access pocket with key clip
Side zippered pocket for on trail, secure access and side mesh bottle pocket
Reflective attachment loops and adjustable trekking pole attachment system
