This six-panel WTees Beach Ball Trucker Cap with a mesh back will be a comfy and classic choice for a perfect day in the sun. 60% cotton, 40% polyester Mid-profile cap with a low-profile embroidery area Structured, six-panel cap 3.5 crown (8.9 cm) Hard buckram front panels Mesh back Permacurv visor, matching under-visor Plastic adjustable closure Head circumference: 2123 (54.9 cm60 cm)