Specification: Material: Polyester Cap Circumference:55-59 cm(Adult,Free Size,Adjustable) Brim Length:7 cm Color: Black,Navy blue,Dark grey,Light grey Features: sunscreen, breathable Quantity: 1Pc Describe: Widened and thickened sweatband, comfortable fabric, moisture absorption and heat dissipation. Usage scenarios: daily, fishing, hiking, running, golf, camping, work, etc. Package includes: 1* sun hat Notice: 1.Please allow 2-3% error due to manual measurement. 2.The colors may have different as the difference display,please understand.