Material: Dye Material Color: violet, red, green, blue, yellow Bottom Size: Approx. 45mm Height: about 155mm Characteristic: 5 easy-to-squeeze bottles of highly concentrated one-step dyes in popular colors. It is not necessary to soak the fabrics in soda ash before dying, you just have to add water to activate them. Within walking distance Dyes are machine wash safe, colors stay bright and bold through repeated washes.