Mens Performance Size guide

Sizes differ for each manufacturer. All measurements are in inches. If you don't like it or it doesn't fit, you've got 28 days to return it.

Tops (Chest) XS S M L XL XXL XXXL
Adidas 31-33" 34-37" 37-40" 40-44" 44-48" 48-51" 51-56"
Asics 35" 36-39" 39-41" 41-43" 43-46" " "
Castore " 38-40" 40-42" 42-44" 44-46" " "
New Balance 33-35" 35-38" 38-41" 41-44" 44-48" " "
Nike 35" 35-38" 38-41" 41-44" 44-49" 49-54" 54-58"
On Running " 36-37" 38-39" 40-41" 42-43" 44-45" "
Puma 31-34" 34-37" 37-40" 41-43" 44-48" 48-52" 52-58"
Under Armour 30-32" 34-36" 38-40" 42-44" 46-48" 50-52" 52-54"
2XU 34-36" 36-38" 38-40" 40-42" 42-44" 44-46" "
Bottoms (Waist) XS S M L XL XXL XXXL
Adidas 27-29" 30-32" 32-35" 35-39" 39-43" 43-47" 47-52"
Asics 29" 30-33" 33-35" 36-38" 38-42" " "
Castore " 30-32" 32-34" 34-36" 36-38" " "
New Balance 27-29" 29-31" 31-34" 34-37" 37-41" " "
Nike 29" 29-32" 32-35" 35-38" 38-43" 43-48" 48-53"
On Running " 31-32" 33-34" 35-36" 37-38" 39-40" "
Puma 27-29" 30-32" 32-35" 35-39" 39-43" 43-47" 48-53"
Under Armour 26-28" 28-29" 30-32" 34-36" 38-40" 42-44" 44-46"
2XU 27-29" 29-31" 31-33" 33-35" 35-37" 37-39" "