2012 Holiday Rambler Aluma -Lite 31 SF3, The Aluma-Lite Travel Trailer is built for family fun and easing towing! The six-sided welded aluminum frame trailer is built for the long haul and years to come. Residential styled carpet and furniture, with a soft touch "look" ceiling make the Aluma-Lite Travel Trailer like home. Make the Aluma-Lite Travel Trailer your home away from home.