Leo researched the anatomy of the body and the physics of dance and molded them into dance shoes that worked in harmony with the dancer to achieve optimum performance. These ballet shoes feature: Comfortable leather upper with stretch back for better fit and a more flattering pointe, hand pleating for consistent fit around the toes with unmatched comfort, cotton lining in vamp for added softness and comfort, cushioned insole provides comfort while wicking away perspiration from the foot, elastic drawstring for greater fit and security, new improved fit. Material: Leather, Cotton.