Suitable for temporary marking of tailors sewing, quilting dressmaking and cross stitching grid, etc. Type 1 contains 4 pens and 4 color refills, 5pcs per color; Type 2 contains 4 pens and 4 color refills 8pcs per color; Type 3 contains 8 pens and 4 color refills 14pcs per color.
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