The HSF System Cup is a season-long cyclo-cross competition consisting of 8 races throughout the season in the Czech Republic. The event was formerly known as the Toi Toi Cup and Budvar Cup. The event It is one of five season-long competitions, alongside the UCI Cyclo-cross World Cup, Cyclo-cross Superprestige, the X²O Badkamers Trophy and the Exact Cross.