What Our Gearhead(R) Experts Are Saying:"This four-person tent is my top choice for group backpacking. It's light for its size and incredibly durable, and the dual vestibules make it easy for everyone to stash gear. The HyperBead fabric is a big upgrade-it holds up through every season while keeping the weight down."The Copper Spur UL4 is the ultimate shelter for group backpacking and family adventures. Big Agnes designed this four-person tentwith their proprietary HyperBead fabric, making it lighter, stronger, and more waterproof than ever-ideal for three-season trips. With spacious interior space, high-volume architecture, and pre-bent poles, it offers exceptional livability while keeping pack weight manageable. Dual doors and expansive vestibules provide easy access and abundant storage, while Low Vent and roof vent features optimize airflow, reducing condensation during humid nights.