Gregory
Gregory Amasa 10 H2O
Best hydration pack for women tackling all-day mountain biking adventures.
The Gregory Amasa 10 H2O is a specialized hydration pack designed for women, ideal for activities like climbing and biking. It features a 10-liter capacity and includes a 3D Hydro Reservoir capable of holding up to three liters of water for all-day hydration. Stability is ensured through the fully adjustable Shift RS suspension and a women's-specific die-cut shoulder harness. The pack utilizes a breathable Matrix backpanel to maintain comfort during strenuous activity. Essential storage includes a front zippered pocket with bike organization, stretch mesh pockets, and quick-access top storage.
$99.95
Owner Satisfaction
4.6
/ 5
Category Rank
1117
/ 5829
#1117 in Hydration Systems
Price vs Category Average
+118%
Above average
Who it's for
- Hikers and bikers prioritizing easy-to-clean, stable hydration reservoirs
- Women seeking a secure, bounce-free fit for active movement
- Warm-weather adventurers needing maximum airflow and sweat reduction
Who should skip it
- Backpackers requiring space for extra layers or bulky gear
- Minimalists who struggle with tight, crowded internal storage compartments
- Budget-conscious shoppers comparing value against entry-level hydration packs
Performance breakdown
Women's Fit
Shoulder harness geometry provides a secure, chafe-free fit for smaller frames.
Trail Accessibility
QuickStow and magnetic sternum buckle allow for seamless on-the-go adjustments.
Hydration Integration
The 3D Hydro reservoir and SpeedClip system make refills incredibly efficient.
Ergonomic Stability
Shift RS suspension keeps the load centered during aggressive trail riding.
Ventilation Performance
Matrix backpanel effectively promotes airflow during high-output climbing sessions.
Organization Utility
Bike-specific pockets keep tools and essentials accessible without digging.
Know before you buy
Yes, this pack features a women's-specific die-cut shoulder harness and suspension system designed to contour to a female torso, providing a more stable and comfortable fit during active movement.
The included 3D Hydro Reservoir has a 3-liter capacity, which is sufficient for most all-day rides or hikes without needing a refill.
Yes, the pack is equipped with reflective attachment loops specifically designed to secure a bike helmet when you aren't wearing it.
It features a dedicated front zippered pocket with bike-specific organization for tools, tubes, and a key clip, plus quick-access top storage for smaller items like snacks or a phone.
The sternum buckle uses a magnetic closure that snaps together easily with one hand, making it much faster to secure or release while you are on the move.
The pack uses a Matrix backpanel, which is designed to promote airflow and keep you cool, though it will still feel like a pack against your back during high-exertion activities.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$100