Gaywool, Country Classic, Jacquard Acid Dyes, and Jacquard Procion MX Dyes have become very popular because they offer brilliant color and are very easy to use. The first two are complete and require no additional mordants or stabilizers; Jacquard Acid Dyes require the addition of white vinegar, Jacquard Procion MX Dyes require the use of salt, soda ash, & Synthrapol. The dyes within each brand can be mixed, making the range of colors even wider.