Constructed of water repellant yet breatheble "Weatherguard" Polyester. Double top stitched for durability. Lower panel is heat resistant "Thermoguard". Clamshell vents prevent condensation and lofting. A chamois panel is stitched in where cover would touch windscreen and fuel tank areas to prevent scratches. UV treated. Reinforced Poly grommets are at center and at front wheel area for security and a snug fit and will accept a cable lock. Storage bag included. 1 year warranty.