Abstract: A process for dyeing garments, to create a three-dimensional effect for ready-to-wear garments, through which a special effect was applied to the garment surfaces. The process includes pretreatment, dyeing, oxidation, saponification, treatment for special effect, and softening stage. The substances used therein include dyes (DIRESUL/SODYESUL), wetting agent, soda ash, reductant, oxidant, acetic acid, detergent, aqueous enzyme solution, enzyme powder, softener, and siloxane, etc. The garments treated by the dyeing process present a stereoscopic impression, bright color and cozy hand feel, and tender and smooth touches, the surface of which has a glittering and light reflecting effect.