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? Where are the CocoPlush Threaders made? What if my kid’s teeth are too tight to floss with the Reflosser? What are the ingredients in Cocoshine? Are CocoPlush Threaders compostable?