Designed to be used with Cat Bordhi's New Pathways for Sock Knitters revolutionary sock design techniques, these Magical Markers will light your way so that no sock knitting territory remains uncharted. Six easy to use zinc with gold plating stitch markers labeled from A to F. These markers are designed to fit addi Lace and Turbo circular needle sizes 2.25 through 4.00mm. They can be slipped onto the needle or clipped over the cord in alphabetical order.