The 4th Battalion, 160th Special Operations Aviation Regiment (Airborne), known as the "Night Stalkers," provides precision rotary-wing aviation support to U.S. special operations forces worldwide. Based at Joint Base Lewis-McChord, Washington, the unit specializes in night-time, low-level infiltration, exfiltration, and resupply missions using MH-60 Black Hawks and MH-47 Chinooks. Their elite pilots and crews are renowned for executing complex missions in hostile environments with unmatched precision and stealth.• Material: 47% cotton, 28% nylon, 25% polyester• Structured fit• High profile (offset logo)• Snapback• One size fits most• ImportedThis product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions! Size guide A (inches) B (inches) C (inches) D (inches) One size 20 ½-⅝ 4 ½ 2 ⅝ 7 ½