Under Armour Mens 4D Foam Encounter ST Tropez/Black Sandal Lightweight breathable mesh upper allows moisture to escape keeping your feet dry and light Strategically placed stretch compression band locks the heel down for a comfortable secure fit Versatile structure allows you fold the compression band down, easily allowing you to wear like a slide 3-layer footbed combines a sweat-wicking top cloth, delivering comfort and dryness A perforated 4D Foam cushioning on the second layer allows airflow and keeps the sandal light