Your tackle twill design can be in a single layer or two layers of fabric. Additionally, those layers of fabric need to be sewn all around the edges onto the garment. You can choose between a zig-zag stitch border or satin stitch border.
Example below- Gold poly twill fabric sewn on grey sweatshirt with gold thread sewn in a zig-zag stitch around the lettering edge.
Example below- Gold and dark green twill fabric sewn on black sweatshirt with gold and dark green thread sewn in a zig-zag type of embroidery stitch.
Example below- Red twill fabric sewn on light blue sweatshirt with white thread sewn in a satin type of embroidery stitch.
Example below- Light blue and navy twill fabric sewn on grey sweatshirt with white and navy thread sewn in a satin type of embroidery stitch.