Size  Measurements Body Length Shoulder to Shoulder Neck Sleeve Opening
Small Chest: 15"
Waist: 14 1/2"
Hips: 15 1/2"
24" 12" 5 1/4" 5"
Medium Chest: 16"
Waist: 15 1/2"
Hips: 16 1/2"
25 1/4" 13" 5 1/2" 5 1/4"
Large Chest: 17"
Waist: 16 1/2"
Hips: 17 1/2"
26 1/2" 14" 5 3/4" 5 1/2"
Extra Large  Chest: 18"
Waist: 17 1/2"
Hips: 18 1/2"
27 3/4" 15" 6" 5 3/4"
Men's Tee Shirt Sizing Chart Diagram