Includes 4 10 meter spools. Spun from filament silk makes this thread have extra lustre than most all other silks. These are 4 of the most beautiful color red threads, shades to be used together for shading or individually. On 18 count canvas it stitches perfectly using a tent stitch. While Trebizond is not commonly plied it can be separated into 3 strands for working on finer weight ground fabrics such as congress cloth or linen.