The circuit des 24 heures also known as circuit de la sarthe located in le mans maine france is a semi permanent race course most famous as the venue for the 24 hours of le mans auto racet shirt design reads sarthe maine franceour crew neck short sleeved mens t shirts are 100 premium cotton in a soft pre shrunk jersey knit our womens t shirts are lighter weight 150g tees made with deluxe 30s soft style yarns for a soft feel