1、Adjustable Spring Design: Secures knitting needles in place with a spring loaded serrated design, ensuring your handiwork stays put without slipping or falling off. 2、Needle Protection: This needle stopper can effectively defend your knitting needle tips, ensuring they remain visible and easy to organize, making it an ideal gift choice for knitting enthusiasts. 3、Versatile Applications: Perfect for a wide range of outdoor and fitness products, including marathon running shoes, sportswear, pants packs, clothing, gloves, bags, pet backpacks, tents, camping gear, and more. 4、User Friendly Design: Conveniently carry and organize your work with the rope lock stopper, making it easy to secure and adjust your DIY projects with ease. 5、Plastic Material: Made of premium plastic that this spring cord lock is lightweight, smoothly, fade resistant, and reliable for long term use in knitting and weaving industries.