This is one 1-kilogram spool made using 100% pure cotton grown in Zimbabwe in southern Africa.
The total wick length is approximately 2848 feet (868 meters). The spool is 5.5" measured end to end. The total weight is 1 kilogram which includes the cardboard spool.
The spool is 6 x 72 tex. Tex is a unit of measure for the linear mass density of fibers, yarns and thread and is defined as the mass in grams per 1,000 meters.
The 6 x 72 means there are six strands of yarn that weigh 72 grams per 1,000 meters.