The marine grade vinyl coated fabrics resist fading All of the seams are heat sealed to prevent leaks Color matched wick stop thread to seal the stitching holes For appearance and durability, the premium fabric maintains shape in any temperature. Top only. Does not include the windshield header channel Get this Black Denim Sun Top for that open air feeling when you just need a little protection from the sun. This Wrangler TJ Sun Top is a breeze to install and remove and designed for a factory original style frame. The optional windshield channel may be required if you don't have one already. The windshield (or header) channel clamps to the top of the windshield. You insert the front edge plastic retainer on this Sun Top into the channel to keep the leading edge secure during highway speeds. Denim vinyl was an original material for the 97-02 TJ Wrangler. It is a medium weight 2 ply composite that has a distinctive "denim" look. The material has been tested extensively and is guaranteed to withstand the elements and provide years of service.