This is a very convenient row counter ring for knitting with knitting needles. It has number beads from 1 to 0, so when you reach the beginning of a row, you thread your knitting needle through the ring next to the number. Attach a motif marker to the tens digit and hook the units digit onto your knitting needle. It's a very convenient item that makes it easy to keep track of the number of rows you've knitted. It's lightweight and won't be a burden. The number 9 is a different color, so you can easily distinguish it from 6 without confusion, allowing you to knit smoothly and clearly. Attach a cat marker to the tens digit and hook the units digit onto your knitting needle. This makes it easy to keep track of the number of rows you've knitted. This set comes with 5 markers. The last photo shows an example of use. It can be used with needles from thin sizes up to approximately size 12.