These Imperial “XL-fit” caps are fully adjustable, fitting cap sizes 7 3/4 – 8. The Khaki color utilizes garment washed cotton twill fabric with buckle closure. The Melon Orange and Breaker Blue utilize a performance polyester fabric with a micro-velcro back closure. Both are lightweight, breathable, and moisture wicking. Both have an unstructured low-sweep profile fit with our original logo from 1979.