Alternative SpinDye®-coloring method: the new industry standard for coloring fabrics The SpinDye®-coloring method has the ability to determine any shade and nuance of color available on earth. By adding the pigment to the spinning solution, prior to extrusion, the pigment becomes a homogenous part of the fiber. The dirty and environmentally hazardous process of dyeing is eliminated from the production process. Excellent colorfastness that withstands sunlight, laundry detergent, abrasion, and even bleach. Perfect color consistency and zero deviations between batches.