Understanding what your fabric is made of is important when choosing the right dye. Here is a reference chart:
Fiber Reactive Dye
If your fabric has cellulose fibers, like those found in cotton, linen, or rayon, you’ll have the best luck with a fiber reactive dye.
Dharma Trading Co.
PRO Chemical & Dye
Acid Dye
Materials like silk, wool, angora, and cashmere are made up of protein fibers, which will typically respond best to an Acid Dye.
Disperse Dye
For synthetic fibers and blends like polyester, nylon, acrylic, and acetate, many will react best with a disperse dye.