Description These rings are made of plastic, which is not easy to rust and is lightweight. Their open design is easy to use when knitting clothes. And it can be used as a marker for the needle, the needle number, the position of the row number marker, so the number of needles, the number of rows will not worry you. Feature - Color: As shown. - Material: Plastic. - Size: Large: outer ring diameter 20 mm, inner ring diameter: 14 mm. Small: outer ring diameter 17 mm, inner ring diameter: 11 mm. - Scarf sweater knitting sweater needle marker small, when a good helper. - Can be used as a marker for the needle, the needle number, the position of the row number marker, so the number of needles, the number of rows will not worry you. - Can also be fixed in the suture. The small mark used to mark the position of the pin. - Designed to cling to the knitted or crocheted stitch so it won't slip out. - Good helpers for your sewing, help to make a mark when sewing, knitting or crocheting.