Shoulder to Shoulder:  11"

Chest (across the front, under the armpit):  12"

Waist:  11"

Length of Sleeve (shoulder seam to sleeve hem):  15.75" (long sleeve)

Length of Sleeve (shoulder seam to sleeve hem):  3.5" (short sleeve)

Length of shirt: 16"

Size 6

Shoulder to Shoulder:  12"

Chest (across the front, under the armpit):  14"

Waist:   12.75"

Length of Sleeve (shoulder seam to sleeve hem):  17.75" (long sleeve)

Length of Sleeve (shoulder seam to sleeve hem):  4" (short sleeve)

Length of shirt:  18"

Size 8

Shoulder to Shoulder:  12"

Chest (across the front, under the armpit): 14" 

Waist: 12"  

Length of Sleeve (shoulder seam to sleeve hem): 17.5"  (long sleeve)

Length of Sleeve (shoulder seam to sleeve hem):not available -- see American Apparel cap sleeve t-shirts (short sleeve)

Length of shirt:  19"

Size 10

Shoulder to Shoulder:  12.5"

Chest (across the front, under the armpit):  14.75" 

Waist:  13"  

Length of Sleeve (shoulder seam to sleeve hem):  14"  (long sleeve)

Length of Sleeve (shoulder seam to sleeve hem):  5.25"  (short sleeve)

Length of shirt:  20"

Size 12

Shoulder to Shoulder:  13"

Chest (across the front, under the armpit):  15.5"

Waist:  14"  

Length of Sleeve (shoulder seam to sleeve hem):  20"  (long sleeve)

Length of Sleeve (shoulder seam to sleeve hem): 5.5"  (short sleeve)

Length of shirt:  21"