Here's an awesome low profile cap with an adjustable strap and curved visor.

• 100% chino cotton twill
• Green Camo color is 35% chino cotton twill, 65% polyester
• Unstructured, 6-panel, low-profile
• 6 embroidered eyelets
• 3 ⅛” crown
• Adjustable strap with antique buckle
• Head circumference: 20 ½” - 21 ⅝”