The construction of Novelty yarn is of advanced nature and is varied in many ways. Novelty yarn square measure sometimes ply yarns of various styles of fibres or of various colors and square measure irregular instead of swish single strand or yarn of varied colors, sizes of fibres could also be twisted along to create advanced yarn. Another selection is led to during this quite yarn by varied the stress or speed when intervals of sure length. therefore permitting one half to loop or pervert the opposite. Novelty yarns also are created from straightforward yarn by varied the number of twist. The advanced sort of novelty yarn is employed with 2 objects visible one is to mix completely different fibres eg. Cotton and fabric could also be mixed with or lined by wool or silk. This lowers the price of production. the opposite objective is to provide a novelty yarn. For the development of novelty yarns, a minimum of one or 2 single yarns square measure use. One forms the inspiration yarn called a base or the core and therefore the different, The impact of yarn that is wound or whorled around the initial one. a 3rd yarn known as binder yarn is commonly wont to fasten or tie the impact yarn to the inspiration yarn. These kinds of yarns square measure largely used for material, up hoistery materials.