EZNecklastic is a new innovative method for repairing stretched out necklines on t-shirts. The simple step by step instructions will show you how to easily insert the included ultra-thin, transparent, stretchy, good memory elastic through the neckline, using just your bare hands and the included dull-pointed needle. Kit includes 15 meters of elastic (enough for aprox. 20 necklines), needle, clear instructions. HIGH QUALITY ELASTIC EZNecklastic Fixes stretched out necklines on shells and t-shirts Prevents neckline on new or used t-shirts from stretching out No sewing machine needed, anyone can do it Takes just minutes to complete. Simple, clear step by step instructions included