Size: FREE Material: 50% Cotton, 50% Acrylic Color: Green This is a Standard California original watch cap that can be worn all season. It has a basic 1x1 rib knit body and uses a cotton-acrylic yarn that is absorbent and odor-resistant. While it has a solid feel, the material is soft and provides a comfortable fit. It features a simple design with the outdoor line logo name. It's comfortable to wear for long periods.