Black Headbanger trucker hat with ultra-breathable mesh, a silver contrast underbill, and the patented Flexfit stretch for a comfortable fit — on the water and off. Ultra-breathable mesh — stays cool through long summer sessions Patented Flexfit stretch fit — no pressure points, no adjusting Silver contrast underbill — clean details, classic trucker profile Fabric: 60/40 cotton/poly front panels, 95/5 poly/spandex mesh mid and back panels · Structured · Stretch fit closure Size Measure the circumference around the head, above the eyebrow and at the widest part. Divide by 3.14 for hat size. S/M L/XL Hat size 6 3/4 – 7 1/4 7 1/8 – 7 5/8 Head size 21 5/8 – 22 3/4 23 – 24 1/4