SHIRT MEASUREMENT GUIDE FOR MEN
A.	Neck Size:  Standing at his side, hold the tape around his neck.  Take the measurement, now ADD 1/4" inch to the number shown on the tape measurement, and this will be the neck size to order.
B.	Sleeve Length: Standing at his back, have him hold up one arm chest high and touch his nose.  Measure from the bottom center back of neck, down the arm across the elbow to the far end of the wrist bone.  The number of inches shown is his sleeve length.
C.	Chest Size: Standing in front, measure around the fullest part of his chest, under the arms and around the shoulder blades.  Take the number of inches shown on the tape now ADD 2" inches to this reading and this will be the chest size to order. Note, if the belly (widest part of your stomach) is larger than the chest, use the belly measurement for the size to order.
D.	Waist Size:  Standing in front, measure around his natural waistline, just above the hipbones.  The number of inches shown is his waist size. If you waist is larger than your chest, then order the larger as the chest size.

MEN'S SIZE CHARTS