100% mercerized Pima cotton jersey horizontal yarn dye stripe short sleeve polo with 3-button placket, river shell buttons, flat knit collar & cuff, and gros grain ribbon on neck seam & side slits.

Men's Sizes    

MEN'S REGULAR SIZE EQUIVALENCY CHART  
size                neck                        chest  
XX-SMALL       13 - 13.5                35 - 36    
X-SMALL         13.5 - 14                36 - 38    
SMALL            14 - 14.5                38 - 40  
MEDIUM          15 - 15.5                40 - 42    
LARGE            16 - 16.5                42 - 44  
X-LARGE         16.5 - 17                44 - 46  
XX-LARGE       17 - 17.5                46 - 48
XXX-LARGE     17.5 - 18                48 - 50  

How to measure for size

Neck  Measure around your neck at the point where a shirt collar band encircles the neck.
 
Chest  Tape measure should be up under the arms and straight across the shoulder blades.