Setasilk - Silk Paint

Pros: Bright colors! Easy to use, water-based, non-toxic thin paint that can be an alternative for dye, heliographic (can be used full strength for sun painting)
Cons: Not available in larger sizes (250ml max)

Dye-Na-Flow Fabric Paint

Pros: Versatile, thin flowable paint for silk painting and many other uses on most fabrics, even untreated leather. Easy to use, non-toxic, very economical, comes in various sizes, great for teachers
Cons: We couldn't think of any!

Dharma Pigment Dye

Pros: It's a concentrated (so economical after dilution) pigment system that feels like dye instead of paint, is easy to use for all kinds of techniques, is concentrated, non-toxic and works on most synthetics as well as natural fibers
Cons: Limited color selection, colors fade with washing the first time (typical of "dyeing" with pigments) - you have to like the unique "stonewashed" look

Setacolor Fabric Paint By Pebeo

Pros: Has different consistencies for sunpainting (Transparent Colors) or painting over a dark color (Opaque colors), or enhancing with a metallic (Pearlescent Colors)
Cons: None

Lumiere And Neopaque

Pros: The shiniest, most luminous metallic colors, the best coverage on dark fabrics, also works great on leather, wood and paper.
Cons: Expensive, but worth it!!