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Unisex Red Illinois State Redbirds #1 Lightweight Baseball Jersey

$59.99 USD
$79.99 USD
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Unisex Red Illinois State Redbirds #1 Lightweight Baseball Jersey

Some gear is a costume. This is a uniform for your weekend. Illinois State Redbirds colors in red, a lightweight build, and a weight that works from the parking lot to the late innings without feeling like a costume.

The short version

The design keeps Illinois State Redbirds front and center: team name across the chest, red body, contrast trim on the collar and cuffs. There is no clutter competing with the colors, which is why it reads clearly from across a parking lot and still looks tidy in a photo.

Fabric that breathes when the game gets loud

The body is a lightweight polyester mesh with visible perforations, so heat has somewhere to go during a close late innings. It dries quickly after a sweaty walk to the stadium, and it does not cling the way cheap synthetic knits do.

Finding your size

Measure a shirt that already fits you across the chest, then match it to the size chart on this page. The jersey is cut to sit over a tee, so the chest measurement matters more than height. Smaller sizes keep the same proportions, so the shoulder seam and hem land in the right place as you scale down.

Specs at a glance

TeamIllinois State Redbirds
SportBaseball
AudienceUnisex
VersionFan version
SeasonCurrent season
ColorwayRed with contrasting trim
MaterialLightweight polyester knit
FitStraight cut with room to layer
CollarSelf-fabric crew collar
Number and nameStitched-style application, #1
CareCold wash inside out, no fabric softener
SizesSee the size chart for flat measurements
OriginImported

Questions fans ask

Can I add my own name and number?
Yes, on the custom version. Lettering is produced per order and cannot be changed later, so check the spelling before checkout.

Can I wear it in hot weather?
Yes. The mesh pushes heat out instead of trapping it, which makes a warm July first pitch manageable.

Will it shrink in the dryer?
Barely. The knit is pre-shrunk; keep the dryer on low and the lettering stays flat.

Will the numbers peel after washing?
Not with cold washing. Turn it inside out, skip hot water and high heat, and keep an iron away from the lettering.

More options: all Illinois State Redbirds jerseys and the full college jersey collection.

Pick your size, check the chart once, and you are set for Illinois State Redbirds game day.

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Care & Use
Sustainability

WHAT REALLY MAKES OUR THREADS UNBEATABLE?​​

We don’t chase thread counts. Not because they don’t matter—but because true quality goes far beyond threads per square inch. Here’s what we prioritize instead:
  • ​Finest Organic Materials: We start with the purest, ethically sourced organic cotton, silk, or linen—fibers chosen for their strength, softness, and ability to age gracefully. No shortcuts, no compromises.
  • ​Meticulous Weaving: Every thread is woven with care, using time-honored techniques that preserve the integrity of the fabric. No rough edges, no fraying—just smooth, durable construction.
  • ​Gentle Finishing: Harsh chemicals? Never. We use plant-based dyes, natural softeners, and low-impact processes to finish our threads, ensuring they stay breathable, hypoallergenic, and kind to your skin.
We don’t chase thread counts. Not because they don’t matter—but because true quality goes far beyond threads per square inch. Here’s what we prioritize instead:
  • ​Finest Organic Materials: We start with the purest, ethically sourced organic cotton, silk, or linen—fibers chosen for their strength, softness, and ability to age gracefully. No shortcuts, no compromises.
  • ​Meticulous Weaving: Every thread is woven with care, using time-honored techniques that preserve the integrity of the fabric. No rough edges, no fraying—just smooth, durable construction.
  • ​Gentle Finishing: Harsh chemicals? Never. We use plant-based dyes, natural softeners, and low-impact processes to finish our threads, ensuring they stay breathable, hypoallergenic, and kind to your skin.