NIKE Men's True Oxford Adjustable Golf Hat Dri-FIT fabric helps keep you dry and comfortable Classic six-panel design with interior taping creates a comfortable fit Embroidered eyelets at each panel enhance airflow Leather strap with clip closure for custom comfort Fabric: Body: Dri-FIT 80% cotton/20% polyester. Back of front panel: Dri-FIT 92% recycled polyester/8% spandex. Underbill: 100% cotton.