WellieSTR.9PCS Vanishing Erasable Ink Felt Tip Adber Chako Ace Dressmakers Marker Pen Blue/Purple/Pink (3pcs per color) Suitable for dressmaking, handicraft, embroidery, artificial flowers, temporary line marking etc. The ink spontaneously disappears over a number of days or immediately if washed in water. The manufacturer strongly advises you to test the pen before commiting to use. Disappearing time may vary due to the material and size of the fabric and its surroundings such as temperature and air circulation. Can be used on paper, cloth, wool, wood and platics etc. An information sheet provided by the manufacturer is also included with this product. color: blue/purple/pink QTY: 3x Blue 3x Pink + 3x Purple