SSP winders are designed to wind various fiber(nylon, filament yarn, cotton yarn, rayon yarn, silk, polyester, etc.) in preparation for dyeing in a soft manner to the package and after the dyeing process is completed another winder then rewinds the end product in a hard way to complete the process. The special features of these machines are that they can adjust the winding pattern by property combining the traverse device with timing pulley, adjust the winding tension by use of the wing type tension device, and adjust the hardness of the package.