Cold Water Dyes: Our tie-dye powder are permanent. Each bottle has 6.4 oz (180 g) of dye powder, and there are 9 bottles in total. And they support mixing, so you can make full use of your inspiration to tie-dye T-shirts, sportswear, canvas shoes, socks, bedding and more. Colorful Dyeing: Rainbow dyes include red, yellow, orange, roral red, green, indigo, cyan, sky blue, purple and black. Safe and Harmless: All dyes are non-toxic, acid-free and suitable for all ages. Allows you to share a fun time dyeing with your friends without worrying about safety. Dyes are also machine washable safely and colors stay vibrant. Vibrant Dyes: Natural fabrics, such as cotton, wool and rayon, can take full advantage of the colors on tie-dye kits. Professional: A more professional supplier of dye powders, better dye refills, and a better selection. WELYEME Tie Dye Powder Bulk, Fabric Dye Powder Pack, Cold Water Dye Set for Clothes, Tie-Dye Powder Kit