▪ ACCURATE FIXATION: Attach your bib as easily and quickly as possible wherever you want. ▪ DO NOT DAMAGE YOUR CLOTHING: These magnets allow you to attach your bib to your T-shirt without making holes in them. ▪ TESTED BY RUNNERS: These magnets have been used by hundreds of runners. ▪ ENVIRONMENTALLY ADAPTABLE: Use them in the rain no matter what the weather conditions.