This tie-dye kit features a unique tie-dye method designed to produce the best green camouflage look. Features Procion MX fiber reactive dye, a concentrated dye that produces exceptionally brilliant color on any non-synthetic fabric.Details:Green and black6 kitsDyes up to 4 shirtsFor use with cotton, linen, rayon and hemp fabricsFor ages 8 and upKit Contents:Instructions2 bottles of pre-measured dye (Olive Green and Jet Black)Soda ash dye fixerVinyl glovesRubber bands