Oasis Women's Emma Lace-Up Shoes mesh Shock-absorbing Oasis Grasp rubber outsole offers durable traction for a steady walk. Reinforced toe box protects toes without creating bulk. Rigid nylon composite shank delivers enhanced stability. Nappa leather / mesh upper, tricot / brushed nylon upper lining, brushed nylon sockliner... EVA insole, ethylene propylene rubber midsole, nylon / fiberglass shank, etc.