It's about 150 cm (4.9 ft) long and is tied around the obi and through the knot, and which doubles as decoration. It can be a woven string, or be constructed as a narrow sewn tube of fabric. There are both flat and round obijime. They often have tassels at both ends and are made from silk, satin, brocade or viscose. A cord-like or a padded tube obijime is considered more festive and ceremonial than a flat one.