Convenience and quality at home and in town. This makes Ferrari track pants so popular. There is only on problem with them: you don't want to take them down. From autumn to spring long pants are recommended and for summer you can buy Ferrari shorts. Each year we procure more versions so everybody finds the adequate model. The real Ferrari fan can buy more, so he can dress different day by day :).
If a sweatshirt is necessary, they make up a perfect set, since they are made in pairs each year. If you still don't have them, don't forget them ;-)