Details Trainers in technical fabric, finished with leather details on the upper and butterfly-shaped side eyelet. The running-style rubber sole ensures a comfortable fit. Lace fastening. Size and fitting Size guide Composition and care Upper in 100% polyester; upper in cattle; lining in 100% polyester; sole in rubber.No special treatment is required to take care of our accessories. Normal care is sufficient to maintain their appearance and functionality over time.