Men’s dress shirts are sized according to a man’s measurements: the neck, arm, and chest measurements determine the size of the dress shirt. If you know your measurements, you can measure the dress shirt with a tape measure and know for a fact if the shirt will fit.

If you prefer to measure a dress shirt directly, that can also be a great way to create your first custom dress shirt size.

Lay your dress shirt flat and measure from the base of the collar to the hemline for another option. If your standard shirt purchase based on neck and sleeve is too short, try a slim fit, as this will have a longer and leaner cut than a regular fit.
Lay your dress shirt flat and measure from the base of the collar to the hemline for another option. If your standard shirt purchase based on neck and sleeve is too short, try a slim fit, as this will have a longer and leaner cut than a regular fit.
Lay your dress shirt flat and measure from the base of the collar to the hemline for another option. If your standard shirt purchase based on neck and sleeve is too short, try a slim fit, as this will have a longer and leaner cut than a regular fit.
Click through to see size charts and conversion charts for all of Brooks Brothers' classic men's clothing, including shirts, ties, suits, pants, and more.
Wrap the measuring tape loosely around the neck. If using a string, wrap the string loosely around the neck and then place the string against a ruler to obtain the length in inches. A loose measurement is required as the dress shirt collar will choke the neck if worn too tightly. A looser measurement will ensure a comfortable fit.
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MEN’S DRESS SHIRT SIZE CHART. We always recommend measuring yourself, however if you need a reference point, we have included average US sizes in our men's dress shirt size chart.

Do not adjust for shrinkage. Click here for more details on how to measure your sleeve length. This measurement will require a partner. Start the end of the tape on the outside edge of the shoulder where you want the yoke of the shirt to start. This is where the horizontal part of the shoulder meets the vertical part of the arm. Measure up over the curve of the shoulders and to outside edge of the other shoulder. Click here for more details on how to measure your shoulder width.

Run the measuring tape around the fullest part of your chest, tight up under your armpits and over the shoulder blades. Let your arms hang down in a relaxed, natural pose. Click here for more details on how to measure your chest around. Run the tape around the fullest part of the belly. This is usually around the level of the belly button. The measuring tape should be snug on the skin, but not squeezing in.

We need to know how long you want the shirt to be. This point is usually the bottom of the buttocks, although you may want to go slightly longer if you plan to always tuck the shirt in, or slightly shorter if you plan to wear the shirt un-tucked. Click here for more details on how to measure your shirt length. With your arm hanging at your side and relaxed, measure around your bicep at its fullest point.

This is probably pretty close to your armpit. Make sure the tape measure is not too tight. Round up to the nearest half-inch. Ok, now take the measurement. Click here for more details on how to measure your bicep around. Measure around your wrist around the wrist bone. Grasp the tape measure with your hand and tug out any slack.

Note the measurement that hits your wrist. This is your arm measurement. Write this measurement on the notepad with the pencil.

Use your neck measurement to determine the collar or neck size of the shirt you need. Use the arm measurement to determine the arm length of the dress shirt. If you are in doubt, get the next half size up from your measurement. If you have very short or long arms and need an arm length not on the shelves, ask a store clerk for ordering instructions. A cut is the way the shirt was cut and sewn. Athletic cut allows for wider shoulders but a tapered waist to accentuate an athletic physique.

Most shirts, unless otherwise marked, are regular cut. Some brands offer a "Full" cut. This means the torso section of the shirt is loose and extra fabric has been allowed. The shirt tail will be slightly longer in to allow more fabric to tuck in. Louise Harding holds a B.

Generally, dress shirts will be sized by the neck and sleeve measurements, and some companies also include measurements for the waist or list the shirt's body-cut type. This sizing system exists so customers do not have to rely on general men's dress shirt sizes and can instead purchase a dress shirt that separately fits the neck, arm, and body. Men’s dress shirts are sized according to a man’s measurements: the neck, arm, and chest measurements determine the size of the dress shirt. If you know your measurements, you can measure the dress shirt with a tape measure and know for a fact if the shirt will fit. MEN’S DRESS SHIRT SIZE CHART. We always recommend measuring yourself, however if you need a reference point, we have included average US sizes in our men's dress shirt size chart.