Precision piecing is fun and easy with Pellon Quilter's Grid. Arrange fabrics and colors without pinning Sew pieces together quickly and accurately. This interfacing is a natural choice for constructing a Tshirt quilt. Since it has grid lines to help layout and construction, it is often preferred by beginners. 100 polyester fusible nonwoven. White. Freight Intensive Billable transportation charges for freight intensive items will be the greater of the dimensional weight compared to the actual weight. In addition to transportation charges, freight carriers may assess an additional oversize charge per package.