These thread spool huggers are made of superior silicon with high flexibility and reusable that can be twisted in any way, which makes them fit on most home sewing and embroidery thread spools. a good companion for threads, won't make your lines messy again, and you won't have to worry about getting entangled on the ground, you can arrange all the spools neatly. Compact and lightweight, the fixed spool will not be completely covered, you can also see the color of the line. These thread huggers are the most satisfying partners for handcraft lovers and embroidery enthusiasts.NOT suitable for industrial or jumbo size spools. You can be completely free from the messy days to simplify your daily life.