The use is quick and easy. Kit contains: 3 packs of Coloreria Italiana Color Night Blue For use in automatic front loading machines only. Provides permanent colour on a variety of textiles; Each pack is sufficient for 500 gm (1 pair of jeans) for... Revive or change the colour of garments thanks to its all-in-1 formula. Coloreria Italiana Color Blu Notte is a dye for fabrics to be used in the washing machine. 22 COLOURS DYLON Fabric & Clothes Dye Dylon Machine Dye Black Blue Gray Revives or changes the color of your clothes with its all-in-1 formula. Simply place the wet fabrics in the washing machine, peel off the plastic wrap and place the pack over the clothes Simply insert the wet fabrics into the washing machine basket, discard the plastic film and place the package on top of the garments. Start a full cycle (30°C or 40°C), and then a cycle with the detergent at the recommended temperature for washing the fabric. Suitable for cotton, linen and viscose All-in-one Clothes Dye Coloreria Italiana Washing Machine Fabric Dye Intense Black All-in Washing Machine Dye 3 Single Dose Packs of 350 g each