2/1pc Elastic Threading Tool - A Flexible Spring-Loaded Drawstring Aid. This 2-In-1 Elastic Threader Is Suitable For Various Needlework And Is An Essential Tool For Home Sewing. This Multi-Functional Threading Aid Can Also Be Used As A Cord Guide. With A Spring-Loaded Design, This Sewing Accessory Is A Must-Have, Especially Indispensable When Making Halloween Costumes.