Our Double-vented, marine-grade canopy is made of 100% solution-dyed polyester to resist the damaging effects of sun, mildew, and dirt. Canopy is machine washable. View simple installation instructions. At Frontgate, our primary focus is quality. We guarantee that every product we sell will stand up to the supreme test – our customers' satisfaction. To learn more about our policies, visit our Shipping & Processing, Returns & Exchanges and Warranty & Price Guarantee pages.