magnetic race bib holder is ideal for runners who want a and to display their race number. To use, simply align the magnetic clip with the corners of your bib and attach them to your running gear. The bib magnets ensure that your bib stays in place, no matter how fast you run. This product is ideal for marathons, ensuring that your number is always visible and securely attached. Features - Color: Black -Material:Plastic - Size: 1.20X1.20X0.10cm/0.47X0.47X0.04in -Ease of use: the magnetic buckle design simplifies the process of attaching race bibs, making it quick and easy to secure your number -Strong hold: the race number holder provides a strong grip, ensuring that your race bib remains securely attached throughout your activity -Light and comfortable: constructed from lightweight materials, it offers a comfortable fit that won't weigh you down during your run -Adaptable: ideal for marathons, this runner bib clip is also suitable for other outdoor sports such as cycling and general running - : made with sturdy materials, this product is designed for durability and can be reused multiple times Package list: 4 x magnetic bib holders