Women's Hoodie Sizes:

•  Small:  Chest width:  19", torso length:  21", arm length:  27.5" 
• Medium:  Chest width: 19.5", torso length: 22", arm length:  28"
• Large:  Chest width: 20", torso length: 23", arm length:  29"

Men's Hoodie Sizes:

•  Small:  Chest width:  22.5", torso length:  24.5", arm length:  27" 
• Medium:  Chest width: 23", torso length: 26", arm length:  27.5"
• Large:  Chest width: 24", torso length: 26.75", arm length:  28"
• XL:  Chest width:  25.5, torso length:  27.5", arm length:  29"