There are various types of Polyester Knit Fabric offered by us that is a luxuriously supple fabric with a deep pile for better insulation quality. This material can be knitted or woven but always incorporates the use of napping to create a fluffed surface. Since it has distinct insulation properties, Fleece Fabric is most often used for seasonal wear. Fabric is a luxuriously supple fabric with a deep pile for better insulation quality. Polyester is a synthetic fabric thats usually derived from petroleum. This fabric is one of the worlds most popular textiles, and it is used in thousands of different consumer garments.