Silk Line DT Double Taper from DT2 to DT6 measures 30 meters and from DT7 to DT12 measures 36 meters, outfitted with loops on both line sides. Silk Line DT Double Taper from DT2 to DT8 was thought for all types of fly fishing, small streams and rivers. Silk Line DT Double Taper from DT9 to DT12 was thought for salmon fly fishing and double handed rods. A natural silk line is thinner than a common synthetic line because of the greater specific weight, it cuts the air better, it is more tactful allowing delicate poses, and has no memory at all.Silk Line DT Double Taper is manufactured in France with 100% natural silk as it was made at the beginning of the century, by the historical embroidery Au Ver a Soie, located in Paris. Silk Line DT Double Taper is coated with a mix of various components and is now pre-runned in. Silk Line DT Double Taper comes vacuum protected in a wooden box with a pack of 10 grams grease included.