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Size Guide

Size Guide

The complete fit handbook for Gridiron Kit jerseys — measured to the inch and the centimeter so you order the right size with total confidence.

Quick rule: Not sure between two sizes? For a game-day, loose fit size up. Every jersey is covered by our 30-day return policy if the fit isn't right.

1 · How To Measure

Wear minimal clothing and stand relaxed. Use a soft (cloth) tape measure, keep it level and snug but not tight. All our size charts use body measurements, not garment measurements — so measure your body, not a shirt you own.

Chest widest part, arms down Body Length shoulder → hem Waist natural waist / navel Hips widest seat Inseam crotch → ankle Sleeve shoulder → cuff
1

Chest

Wrap the tape around the fullest part of your chest, arms relaxed at your sides. Keep it level across the back.

2

Waist

Measure at your natural waistline, roughly level with your navel. Don't suck in.

3

Body Length

From the highest point of the shoulder (near the neck) straight down to the hem.

4

Sleeve

From the shoulder seam out to the cuff — most relevant for jerseys.

5

Hips

Around the widest part of your hips/seat, feet together. Useful if layering bottoms under pads.

6

Inseam

From the crotch seam down the inner leg to the ankle. Reference for padded-game layering.

Units: 1 inch = 2.54 cm. Our charts show both — inches first, centimeters in small gray text. When between numbers on the chart, round up to the larger size for a comfortable fit.

2 · Men's Jerseys

Body measurements in inches (and cm). "Fit" describes how the cut sits relative to your body.

SizeChestWaistBody LengthSleeveFit
S40"102 cm34–36"86–91 cm29"74 cm9"23 cmRegular
M44"112 cm37–39"94–99 cm30"76 cm9.5"24 cmRegular
L48"122 cm40–42"102–107 cm31"79 cm10"25 cmRegular
XL52"132 cm43–45"109–114 cm32"81 cm10.5"27 cmRelaxed
2XL56"142 cm46–48"117–122 cm33"84 cm11"28 cmRelaxed
3XL60"152 cm49–52"124–132 cm34"86 cm11.5"29 cmRelaxed

Pro tip: our men's jerseys are cut to layer over shoulder pads, so they run slightly roomy. For an off-field, body-skimming fit, consider sizing down one.

3 · Women's Jerseys

Tailored through the torso with a slightly tapered waist. Measurements in inches (and cm).

SizeBustWaistHipsBody Length
S38"97 cm32"81 cm40"102 cm27"69 cm
M41"104 cm35"89 cm43"109 cm28"71 cm
L44"112 cm38"97 cm46"117 cm29"74 cm
XL47"119 cm41"104 cm49"124 cm30"76 cm
2XL50"127 cm44"112 cm52"132 cm31"79 cm

Women's jerseys run true to the chart. If you're between sizes and prefer a relaxed game-day look, size up; for a fitted look, stay true.

4 · Youth Jerseys

Chest measurement with recommended height and age range. Measurements in inches (and cm).

SizeChestApprox. HeightApprox. Age
YXS30"76 cm40–44"102–112 cm4–5
YS32"81 cm44–48"112–122 cm6–7
YM35"89 cm48–54"122–137 cm8–10
YL38"97 cm54–60"137–152 cm11–13
YXL41"104 cm60–64"152–163 cm14–16
Tip for growing kids: If your child is between sizes or near the top of a range, size up — jerseys layer easily and they'll get another season of wear. A YXL often bridges nicely into adult Small.

5 · Height & Weight Fit Finder

The fastest way to pick a size if you don't have a tape measure. These are starting points — athletic/wide builds should size up.

Men

HeightWeightSize
5'4"–5'7"130–150 lbS
5'7"–5'9"150–170 lbM
5'9"–5'11"170–190 lbL
5'11"–6'1"190–210 lbXL
6'1"–6'3"210–230 lb2XL
6'3"+230–260 lb3XL
—260 lb +3XL / 4XL

Women

HeightWeightSize
5'0"–5'3"100–120 lbS
5'3"–5'5"120–140 lbM
5'5"–5'7"140–160 lbL
5'7"–5'9"160–180 lbXL
5'9"+180–200 lb2XL

Weight is only a guide — a 185 lb powerlifter and a 185 lb runner need different sizes. Always trust your chest measurement over the scale.

6 · Big & Tall Jerseys

For broader builds and longer torsos. "Tall" adds ~2" to body length and ~1.5" to sleeves; Big adds chest/waist room.

SizeChestWaistBody LengthSleeve
4XL64"163 cm53–56"135–142 cm35"89 cm12"30 cm
5XL68"173 cm57–60"145–152 cm36"91 cm12.5"32 cm
LT (Large Tall)48"122 cm40–42"102–107 cm33"84 cm11.5"29 cm
XLT52"132 cm43–45"109–114 cm34"86 cm12"30 cm
2XLT56"142 cm46–48"117–122 cm35"89 cm12.5"32 cm

7 · International Size Conversion

Match your chest measurement (inches) to the right letter/number size across regions.

Chest (in)USUKEUAU/NZ
38–40"97–102 cmSS46–48S
41–44"104–112 cmMM50–52M
45–48"114–122 cmLL54–56L
49–52"124–132 cmXLXL58–60XL
53–56"135–142 cm2XL2XL62–642XL
57–60"145–152 cm3XL3XL66–683XL

8 · Authentic vs. Replica — Which Fit?

Authentic (Game Fit)

Cut to layer over pads, like the pros wear on the field.

  • Slightly loose through the body and sleeves
  • Longer sleeves for pad coverage
  • Stitched, durable numbers & names
  • Best for: game day, layering, true fan look
  • Size down if you want a snug, off-field fit

Replica / Throwback (Tailored)

Everyday fan wear, closer to the body.

  • More tailored through the torso
  • Shorter, lighter sleeves
  • Applied numbers suited to casual wear
  • Best for: casual wear, gifting, youth
  • True to the chart — order your normal size
Custom name & number jerseys are made to order in your selected size. Authentic custom runs about one size larger in feel than Replica custom. Double-check the measurements before ordering — personalized items follow the standard return rules only if defective.

9 · Between Sizes? Decide Here

Use your build and how you'll wear it to break the tie.

Athletic / broad shoulders

Chest is the priority. Size up so the chest isn't tight; the waist will be a touch loose but looks intentional.

Slim build

Stay true to the chart, or size down one for a sharper silhouette (Replica especially).

Wearing pads / layers

Size up at least one from your tee size — Authentic jerseys are already cut for this.

Gift, unknown size

Pick the recipient's usual tee size; our 30-day return covers exchanges if needed.

Long torso

Go Tall (LT/XLT/2XLT) or simply size up — body length grows with the size.

Prefer loose / oversized

Size up one to two for the relaxed streetwear look.

10 · Jersey Fabric & Feel

  • Authentic Game Jerseys: 100% polyester breathable mesh — wicks sweat, holds its shape, lightweight for all-season wear on the field or in the stands.
  • Replica / Throwback Jerseys: lighter poly-blend performance knit with a softer hand — built for everyday fan wear and all-day comfort.
  • Custom Name & Number Jerseys: made on the same Authentic or Replica body you choose; numbers are stitched (Authentic) or applied (Replica) for lasting wear.

11 · Jersey Care

  • Turn the jersey inside out before washing.
  • Machine wash cold on a gentle cycle; mild detergent only.
  • Hang dry — avoid tumble dryers and direct high heat.
  • Do not bleach, iron directly on numbers, or dry-clean.
  • Store flat or on a wide hanger to preserve shoulder shape.

Following these steps keeps stitched numbers and prints intact season after season — and protects your 365-day warranty coverage.

12 · Fit FAQ

Do your jerseys run true to size?

Replica jerseys run true to the size chart. Authentic jerseys are cut roomier to fit over pads, so they feel about one size larger than a standard shirt — size down if you want a fitted look.

Will the jersey shrink after washing?

Our polyester mesh and knit fabrics are pre-shrunk and resist shrinkage. Following the cold-wash, hang-dry care instructions, you should see no noticeable shrinkage.

I'm between two sizes — which should I pick?

For a relaxed game-day fit, size up. For a tailored everyday look, size down (Replica) or stay true (Authentic). See section 9 for build-specific guidance.

Can I wear shoulder pads under a Replica jersey?

You can, but it'll be snug. Authentic jerseys are designed for pads; for padded wear we recommend Authentic or sizing up in Replica.

What if the size I ordered doesn't fit?

Unworn jerseys with tags can be returned within 30 days for an exchange or refund. See our Return Policy. Custom name/number jerseys are returnable only if defective.

Do women's jerseys run small?

No — they follow the women's chart in section 3 and run true. If you're between sizes and want a looser fit, size up; for a fitted look, stay true.

How do I get a longer length if I'm tall?

Choose our Tall sizes (LT, XLT, 2XLT) which add about 2" of body length and 1.5" of sleeve, or simply size up.

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