The structure design and the material we used are based on ergonomics, very easy to grip with a clear plastic cap. Sewing Thread can do the unpicking seams job very quickly and easily. Made of high-quality metal and plastic which is hard, durable, and not easy to break, can last for a long time. 5PCs Sewing Thread This is a pointed tool, and they can easily get into the small places when stitching. The clear plastic cap can your hand from puncture when not in use. Our curved blade seam cutter has extra sharp dimples and red mini round balls at the end of the smallest hairpin, which is very suitable for fast cutting and scraping of unwanted seams and points without Will damage the fabric.