Ultralight Backpacking Packs for Long Treks - Seek Outside
Seek Outside Performance Backpacking Packs
Ultralight. Comfortable. Built for Adventure.
Push your limits in the backcountry with Seek Outside’s lightweight, ultralight, and high-performance backpacking packs. Designed for those who demand more from their gear, our packs combine exceptional comfort, rugged durability, and weather-resistant materials—so you can go farther, carry smarter, and stay ready for anything Mother Nature throws at you.
Whether you're thru-hiking, hunting big game, ski touring remote ranges, climbing, or packrafting wild rivers, our ultralight backpacking packs deliver unmatched versatility and reliability. No rain covers needed—our highly water-resistant packbags and durable waterproof fabrics keep your gear dry in even the worst weather.
Why Choose Seek Outside Backpacking Packs?
✅ Lightweight & Ultralight Designs – Go farther with less weight on your back.
✅ Comfortable Suspension Systems – Engineered for long-haul comfort with high load capacities.
✅ Waterproof, Durable Fabrics – No rain cover required. Built to thrive in any condition.
✅ Modular & Customizable – Adapt your pack to suit your adventure.
✅ Field-Tested in Extreme Environments – From Denali to Death Valley.
Key Features of Our Ultralight Backpacking Packs
Minimalist, streamlined design for efficiency and simplicity.
Industry-leading lightweight suspension that supports heavy loads with comfort.
Highly durable and waterproof fabrics for year-round performance.
Custom fitting and adjustment options for a personalized fit.
Two suspension systems to match your needs:
Flight Series – Load rating of 50+ lbs for fast and light missions.
Integrated Revolution Series – Load rating of 200+ lbs for expedition-grade hauling.
Adaptable compression system to fine-tune your load and carry
Modular accessories available: Lid, Mesa Hip Pack Lid, Talon, Merlin Day Pack, and more.
Flight 3 Backpack – Lightweight & Versatile
Perfect for thru-hikes and ultralight adventures, the Flight 3 is designed for comfort and simplicity:
Lightweight and minimalist, yet capable of carrying up to 75–80 lbs.
2 frame sizes (22" and 25") with an adjustable harness.
Compatible with multiple accessories (belt pockets, Mesa, Merlin, Talon).
Reinforced bottom for long-term durability.
Excellent fit for shorter torso ranges.
Comfort Load Rating: 50 lbs
Integrated Revolution System – Built for Big Loads and Big Missions
Ideal for extreme backpacking, hunting, and gear-heavy expeditions:
Adjustable frame height (24–28 inches).
Multiple belt configurations: floating or captured.
Interchangeable pack bags for different trips.
Reinforced bottom and robust suspension for heavy-duty use.
Compatible with all accessories (lid, Mesa, Merlin, Talon, belt pockets).
Comfort Load Rating: Up to 150 lbs
Field-proven for serious wilderness and backcountry performance.
More Than Backpacking Packs – True Multi-Use Gear
Seek Outside packs have conquered the summit of Denali, crossed the Brooks Range on skis, packrafted from Escalante to the Arctic, bikepacked Haida Gwaii, and survived self-supported Death Valley trips. They're just as popular among hunters and packrafters as they are among long-distance hikers and mountaineers.
