- Do not rust. They guarantee grip in all weather conditions.
- Made in Italy. Weight 6 grams per couple.
- Easy to wear on any sports and sporty shirt. Design specially designed to ensure easy positioning of the magnets.
- They do not lose grip over time. Strong impact.
- They do not interfere with timekeeping systems, and card-watch clocks.
- Ideal for many sports (cycling, skating, athletics, running, dance etcc ..) where race numbers are used.