1Function: Measure multiple isometric distances, which can be used to quickly and accurately place buttons, hooks, skirt pleats, etc. 2Adjustable Length: A must item for hand sewing in curtain shops or at home, and the length can be adjusted flexibly according to needs. 3Multi Purpose: Not only measurable, but also suitable for spacing seed rows and sowing seeds to achieve a perfect arrangement. 4Material: Made of upgraded aluminum, anti rust, not easy to break, sturdy and durable, and can be used repeatedly for a long time. 5Wide Application: Can be used for folds, pleats, cakes, portion slices, candle placement, etc.