Nike Hats and Caps

 

Nike Sizing | Hats & Caps

Nike Hat Size Head Size (in) Alpha Size Swoosh Flex Adjustable Unisex Adjustable Women's Dual Size Unisex Dual Size Women's
6 1/2 20 1/2     XS S    
6 5/8 20 7/8   XS/S XS S    
6 3/4 21 1/8 XS XS/S XS S OS S OS   S/M
6 7/8 21 1/2   XS/S S/M XS S OS S OS XS/S  
7 21 7/8 S XS/S S/M XS S OS S OS   M/L
7 1/8 22 1/4   S/M M/L OS XS S OS S OS S/M  
7 1/4 22 5/8 M S/M M/L OS S OS OS L   L/XL
7 3/8 23   M/L L/XL OS S OS XL OS L M/L  
7 1/2 23 1/2 L M/L L/XL OS OS XL L    
7 5/8 23 7/8   L/XL XL/XXL OS XL L L/XL  
7 3/4 24 1/4 XL L/XL XL/XXL XL L    
7 7/8 24 5/8     XL L XL/XXL  
8 25+     XL