Performance T-Shirts Sizing Guide: Get the Perfect Team Fit

An athletic shirt only performs when it fits, so sizing your performance t shirts right is part of the gear strategy, not an afterthought. A shirt that is too loose flaps in motion, while one that is too tight restricts it. This guide helps your whole roster find the fit that lets them move freely and play their best.

Athletic Fit Versus Relaxed Fit

Performance shirts often run closer to the body for an athletic feel, which supports movement and helps the fabric wick efficiently against the skin. But not every player wants that snug cut. Ask each player whether they prefer the athletic fit or a roomier drape before you finalize the order, so nobody is surprised by how their shirt feels.

• Athletic fit: a closer cut, better for active, fast-moving play.
• Relaxed fit: roomier, with a more casual everyday feel.
• Confirm each player’s preference before ordering.

Measure the Body

Measure chest width and body length, then match those numbers to the size chart on the product page. Performance cuts differ from casual tees, so do not assume a player’s usual store size carries over. Real measurements keep the whole roster consistent and prevent a wave of swaps after delivery.

Youth Versus Adult Cuts

Youth performance shirts are proportioned for younger frames, not just scaled down from adult sizes. For mixed-age teams, use youth sizing for younger players and pay close attention to tweens at the crossover point, comparing both charts when a player is borderline.

Handling Borderline Sizes

If a player wants an athletic fit and falls between sizes, the smaller size delivers that closer feel. For general comfort and longevity through a season of washing, sizing up is the safer default. Let the player’s stated preference break the tie.

Ordering Spares

Add extras in common sizes for new players and replacements over the season. Compare the casual tee and long sleeve charts too, since those fits can run differently from performance cuts.

Sizing a performance shirt is a balancing act between a fit close enough to wick efficiently and one loose enough to move freely. Too tight and players feel restricted; too loose and the fabric flaps and loses contact with the skin where it does its work. The sweet spot varies by player and by sport, which is why asking for a fit preference matters so much here. Encourage players to picture their full range of motion, reaching, sprinting, twisting, when they choose between athletic and relaxed. Getting this balance right means the shirt supports performance rather than fighting it, and it is the reason a quick fit-preference question is worth the extra moment on your roster sheet.

Keep the completed fit-and-size sheet after the order ships. Performance cuts and fit preferences are easy to forget by the next order, so a saved record keeps replacements and new-player shirts consistent with the rest of the team and spares you from collecting it all again. The small effort of holding onto that file pays off every season.

FAQ

Here are the sizing questions teams raise most often for performance shirt orders.

Do performance shirts run small? They often fit closer than casual tees, so check the chart and ask each player’s fit preference, since the right balance between snug and roomy varies by player and by how much they need to move.

Do you offer youth sizes? Yes, both youth and adult sizing are available.

Should athletes size down for a snug fit? Sizing down gives a closer athletic feel if that is the goal.

Measured your team? Order custom performance t-shirts that fit everyone. With size and fit preference captured for every player, you can outfit the whole roster in performance shirts that support movement and feel right the first time around.