1. Three dimensional crimp hollow polysester staples are available in silicon bearing and silicon free types 2. Denier / 1. Three dimensional crimp hollow polysester staples are available in silicon bearing and silicon free types2. Denier / length: 3D/7D/15D *32mm/51mm/64mm3. Bulk and elastic, with good warmth retention and softness4. Used for production of filler, pillow core, quilt, sofa, ...
