Coal Hauler One Low Trucker Hat The Coal Hauler One Low Trucker Hat features a low-profile fit with stretch mesh construction and classic trucker styling for everyday comfort. Details Fit: Low profile trucker design Crown Height: 6.25" Material: Cotton with recycled polyester mesh Brim: Recycled pre-curved brim Construction: Seamless One Touch build with 4-way stretch mesh Sweatband: Comfort stretch sweatband Closure: Adjustable snapback Design: Embroidered front patch Size: Adjustable 54cm-60cm (OSFM 58cm)