Majestic Sizing

Men

Size
XS
S
M
L
XL
XXL
3XL
4XL
Neck (in.)13-13.514-14.515-15.516-16.517-17.518-18.519-19.520-20.5
Chest (in.)33-3435-3738-4042-4446-4850-5254-5658-60
Waist (in.)27-2829-3132-3436-3840-4244-4850-5252-54
Sleeve (in.)31.5-3232.5-3333.5-3434.5-3535.5-3636-36.536.5-3737-37.5

Men's Big - If Shorter than 6'2" and waist measures more than chest.

XB
2XB
3XB
4XB
5XB
6XB
Neck (in.)17-17.518-18.519-19.520-20.521-21.522-22.5
Chest (in.)46-4850-5254-5658-6062-6466-68
Sleeve (in.)34.535-3635.5-36.536-3736.5-37.537-38

Men's Tall - If Taller than 6'2" and waist measures less than chest.

XLT
2XLT
3XLT
4XLT
5XLT
Neck (in.)17-17.518-18.519-19.520-20.521-21.5
Chest (in.)46-4850-5254-5658-6062-64
Sleeve (1~2 inches longer 
than regular style)
37.5-38.538-3938.5-39.539-4039.5-40

Women's Majestic MLB Cool Base Jersey

Women's

SMLXLXXL
Bust (in.)36.538.541.544.547.5
Waist (in.)3436384042
Hip (in.)39.2541.2544.2547.2551.25
Length (in.)2525.526.527.528