Set of 7 large place markers for knitters. 6 markers feature a single charcoal glass bead and one is holds a special silver caduceus, a symbol of medicine charm. This would be a great gift for the health care giver and knitter in your life. The stitch / place markers are for larger needles - or worsted / bulky weight knitting projects. They will fit up to a size 15 US knitting needle.