Here's what they look like in a package:
http://www.amazon.com/Superior-Threa...dp/B00JS7K3GC/
and here's what they look like on a spool:
http://www.amazon.com/Threadsrus-Thr...dp/B001U5A0Y0/
although that particular brand's nets are more coarse than the Superior Threads ones. The latter one I purchased in yardage and cut off pieces to put around my Christmas paper rolls to keep the rolls neat when I store them in a tall basket. The Superior Threads type thread nets come pre-cut and are very soft. Both work for either task.