This product can dye cotton, linen, and viscose fabrics. Mixes with synthetics will dye to lighter shades and pure synthetics will not dye.

Yes, this product is completely safe for use in a washing machine.

No, this product does not have an expiry date. Rather, the date mentioned on the product is the manufacturer date.

Yes, this product can be used to change the colour of an existing fabric. Pre dye should be used before the dye pod depending on the existing colour of the fabric.

One dye pod can dye up to 600g of fabric. Any more than this and the colour will be affected.