A mode of dyeing in which the cloth is tied in different places, to prevent the parts from receiving the dye. It is done by hand create colored patterns in the fabric by gathering together many small portions of material and tying them tightly with string before immersing the cloth in the dyebath. The dye fails to penetrate the tied sections. After drying, the fabric is untied to reveal irregular circles, dots, stripes, or other shapes. Varicoloured patterns may be produced by repeated tying and dipping in additional colours. This hand method, common in India and Indonesia, has been adapted to machines. (en)