Gear · Men's Tents, Shelters & Sleep
Copper Spur UL2 Tent
Since its launch in 2008, the award-winning Copper Spur has been our most popular ultralight backpacking tent. Thanks to our proprietary HyperBead® fabric, the latest Copper Spur UL is lighter, stronger, and more waterproof than ever!
Topic summary
Since its launch in 2008, the award-winning Copper Spur has been our most popular ultralight backpacking tent. Thanks to our proprietary HyperBead® fabric, the latest Copper Spur UL is lighter, stronger, and more waterproof than ever!
Key takeaways
- Proprietary ripstop nylon fabric with silicone treatment
- Hubbed pole architecture for increased interior volume
- Two doors and two vestibules
- Interior storage pockets and gear loft loops
- DAC Featherlite NFL pole system
- Exceptional weight-to-space ratio for two people
Intended uses
- Ultralight backpacking
- Multi-day thru-hiking
- Bikepacking trips
- Fast and light ascents
Verification notes
Evidence: expert reviewed. Last verified October 10, 2026.
Editorial take
The Big Agnes Copper Spur UL2 has long been a benchmark for ultralight backpacking tents, and the latest iteration continues that legacy, focusing on a balance of low weight and livability. It's built for those who prioritize shedding grams without completely sacrificing comfort or usable space on the trail. The tent uses a proprietary ripstop nylon fabric with a silicone treatment, designed to be both lightweight and reasonably durable for its class. The hubbed pole structure is a key design element, maximizing interior volume and providing surprisingly vertical walls for a two-person tent, which really makes a difference when two people are sitting up or managing gear inside.
Performance in mixed conditions is generally solid, though like most ultralight tents, it requires careful pitching and guying out in strong winds to maintain stability. Condensation can be a factor, particularly in humid conditions with limited airflow, but the dual doors and vestibules offer decent cross-ventilation when set up correctly. Packability is excellent, easily stashing into a backpack without consuming too much space.
Durability, while good for an ultralight tent, is always a trade-off. The thin fabrics demand a level of care—a footprint is highly recommended for floor protection, and sharp objects inside the tent are a no-go. Compared to heavier, more bombproof options, it won't stand up to prolonged abuse or extreme weather in the same way, but for its target user—the ultralight backpacker or bikepacker who primarily operates in three-season conditions—it hits a sweet spot between weight, space, and functionality. It’s a workhorse for gram-counters who still want to be comfortable at camp.
Best for
- Ultralight backpacking
- Multi-day thru-hiking
- Bikepacking trips
- Fast and light ascents
Not ideal for
- Thin fabrics require careful handling for longevity
- Stability can be challenged in very high winds
- Condensation can be an issue in humid, still air
Verified specifications
- Key features
- Proprietary ripstop nylon fabric with silicone treatment
- Hubbed pole architecture for increased interior volume
- Two doors and two vestibules
- Interior storage pockets and gear loft loops
- DAC Featherlite NFL pole system
Warranty and repair information: contact Big Agnes directly for the most current terms. Big Agnes support
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Data sources & verification
- Source: bigagnes.com
- Manufacturer: Big Agnes
- Last verified: 10/10/2026
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