£50 is the price buying from the tyre shop. £30 is standard price for Contis, Specialized, Schwalbe, etc from bike shops.
Yoko Parada Spec II fair enough isn't a Conti, Michelin, or Pirelli brand, but I'd happily say they are a premium tyre, Yokos come fitted to premium performance cars form the factory.
£50 is the price buying from the tyre shop. £30 is standard price for Contis, Specialized, Schwalbe, etc from bike shops.
Yoko Parada Spec II fair enough isn't a Conti, Michelin, or Pirelli brand, but I'd happily say they are a premium tyre, Yokos come fitted to premium performance cars form the factory.