Earth Women's Rally Mooshie Calf Aged Leather Slip on Mary Jane 100445WAGD Leather Negative Heel Technology helps improve posture and reduce joint stress. Anatomic medial arch helps promote proper heel strike. Shock-absorbing BioFoam cushioning is made of 70% recycled content. Leather upper, upper lining and sockliner, BioFoam insole, polypropylene midsole, rubber outsole. Care: Buff with a leather cleaner or polish. Wipe off with a dry cloth.