This is a Water Soluble Marking Pencil in a display bucket. Each is individually barcoded; 3mm non-toxic pencil lead. Easily removed with damp cloth or cold washing. Easy to use twist barrel can extend pencil lead to desired lenghth. Retract the lead after use to avoid breakage. Perfect for precise markings for sewing, stitching, craft, and patchwork. Suiltable for most colored fabrics.