The EZ Snap® Exterior Window Shade Roll (40 ft) is 40 feet of 6 ft (72 in) wide Thermo Weave™ exterior shade mesh that you cut to fit any window, blocking up to 90% of the sun's heat and UV before it reaches the glass. It is the cut-to-fit option for RVs, homes, skylights, and boats, mounted on the outside of the window with EZ Snap's patented no-drill 3M™ VHB Cap & Pin snap system, so there are no holes in your rig and no adhesive on the glass itself. What's included One 40 ft length of 6 ft (72 in) wide Thermo Weave™ shade mesh, in your choice of Black or White Cut-to-fit design: trim each panel from the roll with household scissors, no special tools Snaps and no-drill 3M™ VHB studs are sold separately and sized by our Shade Finder (about 7.3 per foot), so you buy the exact count your windows need Key features Blocks up to 90% of solar heat & UV, cutting cabin heat and glare at the source One continuous 40 ft roll, our longest single length, for large jobs or a long run you would rather not seam Cut to fit any window, shape or size, from the 6 ft-wide roll No drilling. The 3M™ VHB adhesive bonds to the window frame, not the glass Keeps your view. Optical-grade mesh you can see through from the inside Seasonal & reusable. Snaps off in seconds and re-installs year after year Available in Black or White Limited Lifetime materials warranty, factory-direct since 2006 Where it fits The 40 ft roll is the flexible, cut-to-fit choice for big jobs, covering many openings at once, or cutting one long continuous shade without a seam, on RVs, homes, skylights, and boats. Measure each opening, cut the mesh to size, and stop solar heat right at the glass with no permanent modifications. How to install Measure each window, cut the mesh from the roll with household scissors, prep the frame, press on the 3M™ VHB adhesive studs, and snap the caps and pins around each shade. The adhesive reaches full strength in about 72 hours. Snaps and studs are sized separately by the Shade Finder.