Features:  
Stretchy and soft 
The hat helps you keep away from frigid temperatures. 
It can be used at any occasion in fall and winter. 

Specifications:  
Material: Orlon 
Color: Black/gray/red/navy 
Gender: Men/women 
Head Size: About 19*20cm/7.48*7.87" 
Weight: About 55g 

Notes:  
1. Please forgive 2-3% errors for measuring by hand, and be sure you never mind it before you ordering. 
2. As different positions, the hat may have chromatic aberration.