Arched Bat Youth - St. Louis Cardinals
Find your fit. All measurements are in inches. Fit is noted on each product page. Relaxed-fit styles (including all hoodies, outerwear and AeroFleece) run roomy, so size down if you prefer a closer fit. Otherwise, order your usual size.
Men's Tops (Tees)*
| Size | XS | S | M | L | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| Chest | 35 | 38 | 41 | 44 | 48 | 52 | 56 |
| Length | 28 | 29 | 30 | 31 | 32 | 33 | 34 |
Premium material allows for little to no shrink.
*Tees marked Relaxed Fit run roomy: size down for a closer fit. All other tees: order your usual size.
Women's Tops
| Size | XS | S | M | L | XL | 2XL |
|---|---|---|---|---|---|---|
| Bust | 35.5 | 36 | 38 | 40 | 43 | 45.5 |
| Body Length | 25.5 | 27 | 28 | 29 | 30.5 | 30.5 |
| Sleeve Length | 7 | 7.5 | 8 | 8 | 9 | 9 |
Sleeve length applies to short-sleeve tees.
Youth Tops (Tees)
| Size | YS | YM | YL | YXL |
|---|---|---|---|---|
| Chest | 16 | 17 | 19 | 20 |
| Length | 22 | 23.5 | 25 | 26 |
Youth tees are true to size. Chest is measured flat, armpit to armpit.
Hoodies & Outerwear
| Size | YS | YM | YL | YXL | S | M | L | XL | 2XL |
|---|---|---|---|---|---|---|---|---|---|
| Chest | 32.75 | 34.75 | 36.5 | 38.5 | 45 | 46.5 | 48 | 49.5 | 51.25 |
| Length (back center) | 22.5 | 23 | 23.5 | 24.25 | 28 | 28.75 | 29.5 | 30.25 | 31 |
Sizing is unisex. All hoodies and outerwear are a relaxed fit: size down for a closer fit.
Men's Shorts (Mesh)
| Size | S | M | L | XL | 2XL |
|---|---|---|---|---|---|
| Waist | 28–31 | 31–33 | 33–35 | 36–39 | 40–44 |
| Inseam | 6 | 6 | 6.5 | 7 | 7.5 |
Youth Shorts (Mesh)
| Size | YS | YM | YL | YXL |
|---|---|---|---|---|
| Waist | 22.5 | 24 | 26 | 28 |
| Outseam (w/ waistband) | 13.5 | 14 | 14.5 | 15 |
Men's Pants (Sweatpants & Joggers)
| Size | XS | S | M | L | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| Waist | 27 | 29 | 32 | 35 | 38 | 43 | 47 |
| Length | 38.5 | 39 | 40.5 | 41.5 | 43 | 43.5 | 44 |
| Inseam | 30 | 30.5 | 31 | 31.5 | 33 | 33.5 | 34 |
| Hips | 34 | 36 | 38 | 41 | 44 | 47 | 50.5 |
Youth Pants (Sweatpants)
| Size | YS | YM | YL | YXL |
|---|---|---|---|---|
| Waist | 21.5 | 23 | 24 | 25 |
| Inseam | 21.5 | 23.5 | 24 | 25 |
Fitted Caps
| Cap Size | 7 | 7⅛ | 7¼ | 7⅜ | 7½ | 7⅝ | 7¾ | 7⅞ | 8 |
|---|---|---|---|---|---|---|---|---|---|
| Head (in) | 22 | 22⅜ | 22¾ | 23⅛ | 23½ | 23⅞ | 24¼ | 24⅝ | 25 |
| Head (cm) | 55.8 | 56.8 | 57.7 | 58.7 | 59.6 | 60.6 | 61.5 | 62.5 | 63.5 |
Fitted caps follow standard 59FIFTY sizing. Between sizes? Size up.
Adult Snapback Caps
| Size | Fits Hat Sizes | Head (in) | Head (cm) |
|---|---|---|---|
| One Size | 7⅛ – 7¾ | 22⅜ – 24¼ | 56.8 – 61.5 |
Adjustable snap closure.
Youth Snapback Caps
| Size | Fits Hat Sizes | Head (in) | Head (cm) |
|---|---|---|---|
| One Size | 7 and smaller | 22 and smaller | 55.8 and smaller |
One size fits most youth heads. Adjustable snap closure.
How to Measure
- Chest
- Measure across the fullest part of your chest, armpit to armpit.
- Bust
- Measure around the fullest part of your bust, keeping the tape horizontal.
- Length (tops)
- Measure from the top of the shirt (base of the neckline) to the bottom.
- Sleeve length
- Measure from the top of the shoulder to the end of the sleeve.
- Waist
- Measure around the narrowest part (typically where your body bends side to side), keeping the tape horizontal.
- Hips
- Measure around the fullest part of your hips, keeping the tape horizontal.
- Inseam
- Measure from the bottom of the crotch, down the inside of the leg, to the bottom of the leg opening.
- Outseam with waistband
- Measure from the top of the waistband to the bottom of the leg opening.
- Length (pants)
- Stand straight and run the tape along the side of your leg, from waist to ankle or floor.
- Head (caps)
- Wrap a flexible tape around your head about half an inch above your eyebrows and ears, snug but not tight, where the cap's sweatband sits. If you're between sizes, size up.
- Item in Stock
Featuring custom Baseballism artwork, this tee embodies the spirit of the game in every stitch. The regular fit offers a comfortable, true-to-size feel, while ordering one size up gives you a relaxed, looser fit. Elevate your wardrobe with a tee that’s as comfortable as it is iconic.
Features:
-
Baseballism Youth/Toddler Tees - Softness and Stretch for All-Day Comfort
- Premium 50/50 Poly Cotton Diamond Fabric Blend - Ultra-soft and gentle on young skin, combining the best of comfort and durability.
- Tagless Label Design - No itch or scratch, just pure comfort on the back of the neck.
- Custom Baseballism Artwork - Exclusive designs that celebrate the game, bringing fun style to every playdate.
- 4-Way Stretch Material - Maximum flexibility for little ones, allowing ease of movement for every slide, swing, and run.
Crafted to keep up with active kids, Baseballism Youth/Toddler Tees offer a premium fit that’s as soft and comfy as it is sporty.
Due to our licensing agreement with Major League Baseball, MLB licensed apparel can only be shipped to the United States, APO/FPO addresses and U.S territories (excluding Puerto Rico)
HOW TO MEASURE, ALL MEASUREMENTS IN INCHES
Chest: Measure across the fullest part of your chest, armpit to armpit
Length: Top of the shirt to the bottom

