Euro size 40. USA size: 7.5 men, 9 Women. Mexico size: 6.5. About 10.5" long. The Classic Superga 2750 Cotu shoe is Fashion's trainer of choice. With an extra strong, fully breathable, cotton upper, timeless shape trainer is a lightweight, simple canvas tennis shoe with vulcanized rubber sole. This is the staple shoe with full versatility and is the very definition of smart casual.