Features: The knitting gauge ruler is made of durable and flexible plastic material. The gauge can tell you what size crochet hook or knitting needle you have. This sewing needle measuring tool is useful for knitters or crocheters. This knitting gauge ruler is what you need to calibrate needle size to yarn size, which is printed on it. This knitting gauge tool is an essential tool for knitting or crocheting. This knitting gauge calibrates with inches, cm, mm. This knitting gauge can be used as a sweater needle or a sewing needle, and it can also be used as a regular ruler. This knitting gauge is easy to use and store. This needle gauge is a great help in checking knitting tension. The knitting gauge ruler is lightweight, convenient and so useful for unmarked needles! This multifunctional knitting gauge ruler is a practical and necessary addition to your knitting accessories. Specifications: Material: Plastic Color: Blue; Purple; Green; Pink; Light Pink Type: Regular Knitting Gauge; Round Knitting Gauge; SKCRuler; Thicker Stitch Gauge Regular Stitch Gauge Size: Approx. 16x4cm/6.3x1.57in Round Ruler Diameter: Approx. 10cm/3.94in Weight: Approx. 9-20g Note: 1.Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks Package includes: 1 Piece Stitch Gauge