All fiberglass and very easy to pull because it is lightweight. This CASITA is in good shape with a couple of things that just quit working like the refrigerator not getting cold enough (maybe low on Freon) and the vent fan just stop working. It features a ice cold a/c, heater, porcelain toilet, new battery, 15" tires, electric brakes, flat screen tv with remote, microwave, awning, front bed with memory foam, two swivel chairs, two burners, hot water heater, blinds on all the windows, screen door, spare tire mounted on rear, buddy bearings, foldable entry step, and one propane tank. The CASITA is in very good condition please call with any questions. This is being sold as is and priced to sell no offers price is firm.