White Mountain Women's Ferry Slide Sandals nubuck Synthetic sole Footbed with 5mm of memory foam conforms to your foot while providing stability. Suede sockliner absorbs moisture, helping keep feet dry. Durable thermoplastic rubber outsole absorbs shock and bends with your foot. Nubuck leather upper, faux suede upper lining, suede sockliner, memory foam insole... Thermoplastic rubber outsole. Care: Lightly brush with a soft to medium brush.