Partner: Replacement running bibs with a hole in each corner that can be pin to the clothes. Each competitor number is equipped with four safety pins for easy and safe to wear Clear Figures: High quality waterproof and tearproof sports bib, measuring 4 x 7 inches, with high-definition digital printing technology to provide clarity on the race track Writable Number Bibs: Capability to write your personal information or cover your stamp on the front or back of the game bib. It is very convenient Reusable Running Bib: The sports bib of tyvek material is extremely durable and reusable, and sports participants can reuse it for other sporting events Multipurpose: The number bib is used to identify the participants' information and can be used for various outdoor/indoor activities and sport games with family and friends, such as gymnastics, tryouts, marathons and volleyball Introducing our premium Running Bib Competitor Numbers with Safety Pins, the ultimate accessory for athletes and sports enthusiasts! Crafted from high-quality Tyvek material, these competitor numbers offer greater durability and reusability, ensuring they withstand the rigors of intense physical activities.