Men's Underwear

Sizes Chest Neck Sleeve Waist
XS 34-36" 13.5-14" 32-33" 28"
S 36-38" 14.5-15" 33-34" 30"
M 39-41" 15.5-16" 34-35" 32"-34"
L 42-44" 16.5-17" 35-36" 36"-38"
XL 45-47" 17.5-18" 36-37" 40"-42"
XXL 48-50" 18.5" 37-37.5" 44"

Men's Pajamas

Sizes Chest Neck Sleeve Waist
XS 34-36" 13.5-14" 32-33" 28"
S 36-38" 14.5-15" 33-34" 30"
M 39-41" 15.5-16" 34-35" 32"-34"
L 42-44" 16.5-17" 35-36" 36"-38"
XL 45-47" 17.5-18" 36-37" 40"-42"
XXL 48-50" 18.5" 37-37.5" 44"