The high-quality polyester material is the best fabric for a canopy set up. It is the most widely accepted fabric because of its water retardant and durability factors. Polyethylene is also in this list but most widely accepted for carports and semi-permanent structures. Many people purchase a vinyl canopy, and some others look for shape and top color before buying. However, using high-quality polyester is the best choice of all. It also has fire-retarding properties.