Made of a supersoft 100% polyester fabric material that looks great and feels even better! This is a go-to-hat for Spring and Summer. Look stylish, represent the Great Lakes, and be a trendsetter with this amazing tangerine colorway. Help bring awareness to social issues in the Great Lakes from invasive species, plastic pollution, preservation funding, among other causes. Great for a night on the town or your daily workout grind ....be seen and heard with this trendsetter! One size fits most.