Etcokei 18pcs Yarn Ball Tube for Etcokei Electric Yarn Winder M1, Reusable ABS Yarn Cake Tube for Neat Storage & Tangle-Free Knitting/Crocheting AccessoriesBrand: Etcokei Color: Yarn Ball Tube 18pcs Features: Keep Yarn Cakes Neat & Stackable: Our yarn ball tube helps maintain the perfect cake shape for smooth, hassle free knitting. Store multiple yarn cakes neatly without messy tangles or misshapen balls Secure Yarn End, No More Lost Threads: Features a smart notch to lock the yarn tail in place. Never struggle to find the yarn end again, say goodbye to frustrating unraveling and knots Easy Removal with