How to Choose a Footprint for Your Ultralight Tent
By Six Moon Designs | Published: 2026-10-19
Category: Buying Guides
Learn how to pick the right tent footprint for your ultralight shelter. Compare materials, sizing, and protection trade-offs to keep your tent floor safe without adding unnecessary weight.
Quick answer
A tent footprint protects your shelter floor from abrasion and moisture, but for ultralight setups you need to balance weight, durability, and fit. Start by checking whether your tent model has a recommended footprint, then choose a material that matches your typical terrain and pack weight goals.
Why add a footprint to an ultralight tent?
Ultralight tent floors are thin to save weight. A footprint adds a sacrificial layer that takes the abuse from sharp rocks, pine needles, and damp ground, so your tent floor stays intact. Without one, a small puncture can lead to a wet night or a costly repair.
Material trade-offs: Polycro vs Tyvek
The two common footprint materials are Polycro (a lightweight plastic film) and Tyvek (a spunbonded olefin). Polycro is lighter and cheaper but less durable and harder to fold without creasing. Tyvek is heavier but much tougher, and it can be cut to size without fraying. Your choice depends on how often you camp on rough ground and how much weight you're willing to carry.
How to choose the right footprint
- Check your tent model: See if your tent has a recommended or optional footprint. Using a custom-sized footprint ensures full coverage without excess material that can pool water or add weight. The Footprint Large is designed for two-person Six Moon Designs shelters; using a universal sheet may require trimming.
- Choose your material: If every gram counts and you camp on mostly soft ground, go with Polycro. If you frequently pitch on rocky or sandy sites and want a footprint that lasts multiple trips, choose Tyvek.
- Size it correctly: A footprint should be slightly smaller than your tent floor—about 1–2 inches inside the edges. This prevents water from running between the footprint and the floor. If you cut a universal sheet, round the corners to avoid stress points. Measure your tent floor before buying or cutting. A footprint that sticks out can channel rain under your tent.
- Consider your packing style: Polycro folds small but can develop permanent creases that weaken over time. Tyvek rolls up bulkier but stays flexible. If you pack your tent and footprint together inside a stuff sack, Tyvek is easier to handle.
Product facts
- Footprint Large: Optional Footprint recommended for all two person shelters including Haven Zero-G, Haven Tarp, Haven NetTent, Lunar Duo Explorer, Lunar Duo Outfitter. Available in Polycro or Tyvek. You can choose the material that best fits your weight and durability needs, and the footprint is sized specifically for those shelters so you don't have to guess or trim a universal sheet.
Footprint Large
Who should use a footprint?
Best for
- Backpackers who camp on rocky, sandy, or uneven ground where punctures are likely
- Hikers who want to extend the life of their ultralight tent floor without a full groundsheet
Not for
- Ultra-minimalists who are willing to repair a tent floor on trail and carry a patch kit instead
