· 1. Fabric· 2. Breathable and durable air mesh upper allow the foot to breathe.· 3. Open mesh on the upper and hole on the sole provides for superior breathability and quick drying.· 4. OCCASION - beach, swimming, pool, wake-boarding, sailing, boating, kayaking, windsurfing, cycling, jogging, walking, fishing, beach volleyball, gardening, lawn, car-washing and driving. Family outings!· 5. Feel free to contact us if any questions before ordering and after-sale issues!