BIBUP 3.0 Magnetic starting number attachment system WITH COVERED MAGNET They are not simple Magnets, but powerful magnets with a brutal and rock-solid force BibUps are the only ones on the market with the magnet covered with plastic material. This protects it from any possible break. So light and ergonomic you'll forget you have them It will never come into contact with your skin and will prevent nickel allergies Tested against interference to race chips or gps and cardio frequency meters The Original Ones Since 2011 on the Market All the materials used are the top that can currently be found on the market You will never have problems with rust or corrosion The heart of our BibUp is the powerful magnet in Neodymium NH45, the most powerful magnet discovered so far. The power of this material makes it possible to have incredible power with little weight and size THE POWERFULL MAGNETIC RACEBIB ATTACHMENT SYSTEM Italian Design Italian design Maximum grip with the least weight Many Colors Lots of colors and a constantly evolving logo Suitable for all sports ... You can use BibUp for all sports and competitions where you need to wear a race bib. Super easy to use, so simple to readjust the bib, nothing shifted during the race and because they are so light and there's no "wiggle room" like with the safety pins so the bib doesn't bow out or bounce when I run. These left no marks whatsoever on race shirt, too. EASY TO WEAR Fixing very simple and fast ... in 5 moves and a few seconds you will be ready to participate in your race .... and without ruining your technical shirt 6 years of testing The study of the polarities and the external coating makes the magnets not attract each other by crumpling your shirt during the race they are the result of 6 years of study and development. Tested by professional athletes to get the best feed back and improve our product Stop ruining your precious technical jerseys With our magnets you will not ruin your expensive technical meshes and you can reuse them endlessly