The Dynaplug XL Megaplugs Replair Plugs are a sealant-friendly repair plug and is a unique viscoelastic impregnated rubber that bonds instantly and permanently with your tyre, and the nonabrasive brass tip will not scratch your rim or puncture your rim tape. Dynaplug XL Megaplugs Replair Plugs Features 3-pack of Dynaplug Megaplug XL repair plugs for larger punctures, approximately 3 times as thick as a standard plug with a custom 6061 aluminum tip Dynaplug is the fastest, easiest and all-round best way to repair a tubeless tyre mid-ride. When needed, just remove whatever caused the puncture, firmly push the novel insertion tube straight into the hole and extract the tool depositing the repair plug in the tyre, done! The sealant-friendly repair plug is a unique viscoelastic impregnated rubber that bonds instantly and permanently with your tyre, and the nonabrasive brass tip will not scratch your rim or puncture your rim tape No need to remove the tyre, no messy glues or solvents, just plug and ride! A plug tail can be snipped off later if it bothers you; trim to about 4mm long depending on the location!