Description: WHAT YOU WILL RECEIVEThere are 4 different sizes of tracing wheels in the set: 3mm, 5mm, 7mm and 10mm, which can meet your daily sewing need. DRAW SPLICING LINESWith a brush, you can draw beautiful splicing lines along the board or pattern, when used with paint pens, it is easy to draw straight or curved lines. WIDE RANGE OF USEYou can use it to add seam allowance to any shape of template, even curved paper patterns and templates. USEFUL SEWING TOOLIt is a perfect sewing tool for cutting, sewing crafts, a nice sewing tool make your crafting work more easily. GREAT GIFTThis seam maker set is suitable for those who like sewing craft, it is also a great gift for those people, nice sewing tool. Specification: Material: ABS Color: blue, red, green, orange(random color delivery) Radius(approx): 3mm/0.12inch, 5mm/0.2inch, 7mm/0.28inch, 10mm/0.39inch QTY: 1 pc/per size, total 4 pcs Package: 4 pcs x tracing wheel Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.