We replaced all the spandex with UA Microthread. It's just as stretchy, but also weighs less and dries faster. That keeps your head cooler, even on the hottest days. DNA DNA Product Details UA Classic Fit features a pre-curved visor & structured front panels that maintain shape with a low profile fit UA Microthread fabric dries fast, won't cling, stretches without absorbing sweat & is recyclable Spacer mesh gives greater stretch & recovery, ultra-soft feel & more breathable performance Stretch construction provides a comfortable fit Embroidered logos Specs Specs Product Specifications Style #: 1305017 100% Polyester Imported Fit & Care Fit & Care Fit & Care Stretch Fit