Universal Disappearing Ink Marking Pen

For dressmaking, embroidery and temporary line marking. Works like magic. Marking disappears in 5 to 14 days, depending on type of material and surrounding conditions. May also be removed at once by steam or water (does not work on leather). This pen has marking tips at both ends; one fine and one heavy point. 5-7/8" long and 13/32" diameter. Test for satisfaction before using.