What Our Gearhead(R) Experts Are Saying: "I always bring the Big House 4 Footprint along, even if I'm car camping. It protects the tent floor on rocky campsites and gives me the option to run a fast-and-light Shelter Mode setup when I want to shave weight and space."The Big House 4 Footprint is the unsung hero of our campsite setup. When we want to protect our tent from rough terrain, moisture, and early morning condensation, this waterproof ground cloth is a no-brainer. It's custom-shaped to fit the Big House 4 tent perfectly, reducing wear and extending the life of our shelter. For minimalist setups, it's our go-to for Shelter Mode. We leave the tent body behind, pitch the poles and fly with the footprint, and get a lightweight shelter with extra airflow and a smaller packed size. Whether it's rain protection or weight-saving versatility, this footprint gives us options.