A cute miniature knitting needle cap in the shape of a knit cap that raises the tension of knitting. It can be attached to the tip of the knitting needle to keep the stitches from coming off, or it can be used as a ball needle by attaching it to a 4- or 5-needle. A 2-piece set with 3 colors that combines cute Scandinavian colors that you want to collect. It is also recommended as a gift for knitting lovers. Applicable needles for the central hole: Needles No. 4 to 15 (3.3 to 6.6 mm) Applicable needles for the holes on both sides: No. 0 to No. 4 needles (2.1 to 3.3 mm)