BELAGIO-Packaged Cork Fabric Natural Colors. This beautiful cork fabric is a work of art. The cork is harvested from a cork oak tree, cleaned and shaved into extremely thin pieces that are arranged and attached to a blank polyester/cotton fabric. It is a sustainable fabric and environmentally safe. It can be sewn on a sewing machine, painted, stenciled, die-cut, stamped, wood-burned and colored with pencils or permanent markers. The versatility of this fabric is only limited by your imagination and creativity. Imported.