Big Agnes Copper Spur UL4

The Copper Spur UL4 is a three-season, freestanding, ultralight tent that has been a favorite among backpackers since its introduction in 2008. This award-winning tent is crafted with the advanced HyperBead fabric, making it lighter, more robust, and more water-resistant than previous models. Designed for comfort and stability, it offers ample interior space and features like multiple gear storage pockets and an awning-style door, ensuring a comfortable backcountry experience. Whether you're embarking on a solo adventure or a group expedition, the Copper Spur UL4 is your reliable shelter in the wilderness.

• Proprietary HyperBead fabric is 6% lighter, 25% more waterproof, and 50% stronger than traditional fabrics
• High volume, freestanding design provides generous interior space and stability
• Dual-door design with vestibules on both sides for easy access and gear storage
• Awning-style doors can be supported with trekking poles or extra guylines for expanded coverage
• Enhanced airflow with Low Vent capability and high vent on the fly
• TipLok Tent Buckle ensures secure pole-tip capture and rainfly attachment
• Quick Stash door keeper for easy door management
• Reflective guylines and webbing enhance visibility in low light
• Compatible with Big Agnes footprint for extended tent floor life

Technical Features
Trail Weight: 2.27 kg
Total Weight: 2.49 kg
Packed Size: 53 x 14 cm
Floor Area: 218 cm x 244 cm | 5.3 m²
Vestibule Area: 1.3 m² + 1.3 m²
Awning Area: 1.67 m² + 1.67 m²
Fast Fly / Shelter Mode Weight: 1.84 kg

Weight
Trail Weight: 2.27 kg
Total Weight: 2.49 kg
Fast Fly / Shelter Mode Weight: 1.84 kg

Dimensions
Packed Size: 53 x 14 cm
Floor Area: 218 cm x 244 cm | 5.3 m²
Vestibule Area: 1.3 m² + 1.3 m²
Awning Area: 1.67 m² + 1.67 m²

Materials
Rainfly/Floor: Proprietary HyperBead fabric; 15D nylon with 20D solution dyed ripstop and 1500 mm waterproof coating without intentionally added PFAS
Tent Body: Breathable 15D nylon with 20D solution dyed ripstop, and 15D polyester mesh
Poles: DAC Featherlite NFL, NSL and pressfit poles
Waterproof, solvent-free polyurethane taped seams (No PVC or VOCs)