
MLB Jersey Size Guide | UJerseyMLB
How to find your perfect fit
At ujerseymlb.com, we want you to be game-day ready with the perfect fit. Based on our customers' feedback and the athletic cut of our jerseys, we strongly recommend ordering one size up if you prefer a more comfortable, relaxed fit.
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Men's MLB Cool Base Jersey (Unit: inch)
| Size | Front Length | Back Length | Chest | Shoulder |
|---|---|---|---|---|
| S | 28.7 | 29.9 | 44 | 18.9 |
| M | 29.9 | 31.1 | 45.2 | 19.9 |
| L | 31.1 | 32.3 | 46.4 | 20.9 |
| XL | 32.3 | 33.5 | 47.6 | 21.9 |
| XXL | 33.5 | 34.7 | 48.8 | 22.9 |
| XXXL | 34.7 | 35.9 | 50 | 23.9 |
Women's MLB Jersey (Unit: inch)
| Size | Front Length | Back Length | Chest | Shoulder |
|---|---|---|---|---|
| S | 24.4 | 25.6 | 39.2 | 16.5 |
| M | 25.6 | 26.8 | 40.4 | 17.5 |
| L | 26.8 | 28 | 41.6 | 18.5 |
| XL | 28 | 29.2 | 42.8 | 19.5 |
| XXL | 29.2 | 30.4 | 44 | 20.5 |
Youth MLB Jersey (Unit: inch)
| Size | Front Length | Back Length | Chest | Shoulder |
|---|---|---|---|---|
| S | 24 | 25.6 | 34.6 | 15 |
| M | 25.2 | 26.8 | 35.8 | 16 |
| L | 26.4 | 28 | 37 | 17 |
| XL | 27.6 | 29.2 | 38.2 | 18 |
Still need help with sizing?
Our dedicated support team is here to ensure you get the perfect fit for your favorite team's jersey.
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- Stock: In Stock
- Model: 9484428
- Weight: 0.50kg
- Type: MLB
This offer ends in:
Available Options

Embody Cardinal Nation's Pride
Step into the shoes of a St. Louis Cardinals icon with the Men's 2024 Home Replica Jersey, proudly featuring the name and number of superstar Nolan Arenado. This isn't just apparel; it's a wearable testament to the grit, determination, and passion that define every at-bat and every defensive gem. Feel the roar of Busch Stadium from your own living room and connect with the legacy of Cardinal baseball every time you put it on. Whether you're cheering from the stands or the couch, this jersey lets you carry the spirit of St. Louis with you.
Crafted for the True Fan
Experience the clean, classic aesthetic of the Cardinals' home whites, meticulously recreated by Nike. This replica jersey showcases the iconic team logo, complete with the spirited cardinals perched on a baseball bat, rendered in vibrant red and yellow. The name 'ARENADO' and his number '28' are boldly displayed on the back in crisp tackle twill stitching, mirroring what you see on the field. Featuring the official Nike Swoosh and MLB Authentic Collection jock tag, this jersey blends modern athletic design with timeless baseball tradition for ultimate fan authenticity and comfort.
- Material: 100% Polyester
- Embroidered fabric applique
- Embroidered graphics
- Sizing Tip: Product runs true to size
- Cool Base technology is made with interlocking moisture-wicking fabric for a lightweight, breathable feel.
- Flex Base uniform system reduces overall jersey weight and enhances mobility.
- Patented mesh Air Belt™ for better air flow and less bulk under pant line
- Heat-sealed MLB Flex Base jock tag above left hem
- Stitched tackle name and number on back of jersey
- Stitched tackle number on front of jersey (where applicable)
- Embroidered team patch on sleeve (where applicable)
- Rounded hem
- Sewn-on tackle twill graphics
- Worn by players on-field
- Machine wash
- Imported
Shipping Guide
Shipping time varies by location. These are our estimates:
Normal Orders Custom Orders Processing Time 2 – 3 days 3 – 7 days Shipping Time Frame 12 – 18 days 12 – 18 days Total 14 – 21 days 15 – 26 days