Part of the Ringers line of stitch markers, this useful marker fits into the jack of your phone, tablet or other electronic device, keeping the jack free of dust and debris. And when you need a stitch marker in a hurry, there it is! The ring is permanently sealed with a shiny seed bead, to ensure snag-free knitting. Fits needles to approx US 10 1/2. Retail price is $1.25.