TONNO PRO - TRI-FOLD SOFT TONNEAU COVERS. 's tri-fold soft tonneau cover features a hinged panel design that not only improves the look of your truck but improves aerodynamics to boost fuel efficiency as well. is a highly regarded manufacturer of high quality tonneau covers for trucks and has been in the aftermarket business for decades. Easy to install with patented Slide Lock fastening system Hinged design allows you to flip it forward or take it off for oversized cargo Drill-free installation Powder-coated frame supports 24 oz. double-sided tear-resistant vinyl cover Marine-grade terelyne stitching Black textured surface For Nissan,10-year tonno pro limited warranty on cover with lifetime limited warranty on frame