... full enough to provide ideal coverage for seams and rolled edges4. Woolly Nylon gives you elasticity and ravel-free ... finishes that are impossible with other threadsUsage:ideal for Rolled Hems, ruffles, swim wear, aerobic, wearKids wear, knits, ... .) is mainly engaged in import, export and domestic trade business of iron & steel, plastics, rubber, liquid chemicals, hardware, machinery,electronics ...