How long does a spool of CocoPlush Threaders last? October 07, 2022 14:04 Updated Each spool yields 30 uses. So it should last about a month, depending on your flossing needs. Related articles How long is each CocoPlush Threader? How do I use CocoPlush Threaders? What makes CocoPlushs Threaders better for implants, bridges, and braces? Can an adult use the Kids Reflosser? How should I dispose of my Cocobrush?