** Please Note - This article may no longer be up to date. This Help Center is being left active for archival purposes. For the most up-to-date info, please see our new Help Center at https://ripstopbytheroll.com/pages/help-center-main
The lightest-weight fabric we recommend for ground contact is our 1.1 Silpoly PU4000. It was designed specifically to be used in ultralight tent floors.