... better thermostable,ametaboly berglass truck tonneau cover: .Made by Fiberglass,FRP (Fiber Reinforced Plastics),highly corrosion resistant,better thermostable ... ,ametaboly.2.Use our own patent technology of honeycomb panel enhancing,make sure the cover is ... flexible unsealling,credible locking up4.Nice externality,good inosculating of the cover and carriage,with black skin-lines ...