Hi! I use the Select Shades for my soap, bath & body products. It is the easiest coloring to use and over 800 different color shades! Anyone else here use it? I have been using these for 4 years now! here is the site- www.selectshades.com I buy the basic 8 set! You can download and print out the formula charts! it is the best thing on the market! imo Just wanted to share!