The fancy yarn device can spin fancy yarns with regularity, irregularity, knots at the joints, fuzzy proportions, multi-level fuzziness, random values, etc. ; The length of the pimples is greater than 25 mm, the distance between the pimples is greater than 30 mm and the thickness of the pimples: 50-600%. The effect yarn/colour yarn device can be installed on spinning machines such as warp and weft spinning machines.