With SOLARERA 50+ UV protection a sweatband with MICROERA odor-controlling technology and COOLERA sweat-wicking technology this textured cap also has the comfort of a stretch fit. Fabric: 100% polyester Structure: Structured Profile: Mid Closure: Stretch fit39THIRTY FIT: Features a casual look with a stretch-to-fit styling a contoured crown and precurved visor. Structured for stability with a classic cap shape.*New Era products may not be resold without embellishment.