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Boston Celtics Big & Tall Pop Full-Button Baseball Jersey - Black

XS-CHEST-31-5-35IN-LM3111
From 4 interest-free payments of $39.78 with Klarna
From 4 interest-free payments of $39.78 with Klarna
$49.90 USD
$75.99 USD
Shipping fees will be calculated at checkout.
Size

Size Guide

 

Sports Fan Gear Size Guide

Standard Measurement Matrix

Find Your Perfect Jersey Fit

Get the ideal fit for every sports fan in your family. All parameters for our NFL, NBA, MLB, NHL, and 2026 World Cup soccer jerseys are detailed in both metric (cm) and imperial (in) standards below.

Baby (0-24M) Kids (2-12Y) Youth (8-16Y) Women's Tops Men's Tops Shorts

Baby Size Guide (0-24 Months)

Designed for newborns to toddlers.

Size Label Age Height (cm) Height (in) Weight (kg) Weight (lbs)
Newborn 0 - 1 month 50 - 56 cm 19.5 - 22" 3 - 5 kg 7 - 11 lbs
0 - 3M 0 - 3 months 56 - 62 cm 22 - 24.5" 5 - 7 kg 11 - 15.5 lbs
3 - 6M 3 - 6 months 62 - 68 cm 24.5 - 27" 7 - 8.5 kg 15.5 - 19 lbs
6 - 9M 6 - 9 months 68 - 74 cm 27 - 29" 8.5 - 9.5 kg 19 - 21 lbs
9 - 12M 9 - 12 months 74 - 80 cm 29 - 31.5" 9.5 - 11 kg 21 - 24 lbs
12 - 18M 12 - 18 months 80 - 86 cm 31.5 - 34" 11 - 12.5 kg 24 - 27.5 lbs
18 - 24M 18 - 24 months 86 - 92 cm 34 - 36" 12.5 - 14 kg 27.5 - 31 lbs

Kids Size Guide (2-12 Years)

Size Label Age Height (cm) Height (in) Chest (cm) Chest (in) Waist (cm) Waist (in)
2T 2 years 86 - 92 cm 34 - 36" 53 cm 21" 51 cm 20"
3T 3 years 92 - 98 cm 36 - 38.5" 55 cm 21.5" 52 cm 20.5"
4T 4 years 98 - 104 cm 38.5 - 41" 57 cm 22.5" 53 cm 21"
5 5 years 104 - 110 cm 41 - 43.5" 59 cm 23" 54 cm 21.5"
6 6 years 110 - 116 cm 43.5 - 45.5" 61 cm 24" 56 cm 22"
7 7 years 116 - 122 cm 45.5 - 48" 63 cm 25" 57 cm 22.5"
8 8 years 122 - 128 cm 48 - 50.5" 66 cm 26" 59 cm 23"
9 - 10 9 - 10 years 128 - 140 cm 50.5 - 55" 69 - 72 cm 27 - 28.5" 62 - 64 cm 24.5 - 25"
11 - 12 11 - 12 years 140 - 152 cm 55 - 60" 76 - 79 cm 30 - 31" 66 - 69 cm 26 - 27"

Youth Size Guide (8-16 Years)

Size Label Age Scale US Size Height (cm) Height (in) Chest (cm) Chest (in) Waist (cm) Waist (in)
XS 7 - 8 Yrs 7 122 - 128 cm 48 - 50" 64 - 67 cm 25 - 26.5" 57 - 59 cm 22.5 - 23"
S 8 - 10 Yrs 8 - 10 128 - 140 cm 50 - 55" 69 - 72 cm 27 - 28.5" 60 - 64 cm 23.5 - 25"
M 10 - 12 Yrs 10 - 12 140 - 152 cm 55 - 60" 74 - 77 cm 29 - 30.5" 65 - 69 cm 25.5 - 27"
L 12 - 14 Yrs 12 - 14 152 - 164 cm 60 - 64.5" 79 - 84 cm 31 - 33" 70 - 75 cm 27.5 - 29.5"
XL 14 - 16 Yrs 14 - 16 164 - 172 cm 64.5 - 68" 86 - 91 cm 34 - 36" 76 - 81 cm 30 - 32"

Women's Shirts & Tops

Size Label US Size UK Size EU Size Bust (cm) Bust (in) Waist (cm) Waist (in)
XS 0 - 2 4 - 6 32 - 34 81 - 84 cm 32 - 33" 61 - 64 cm 24 - 25"
S 4 - 6 8 - 10 36 - 38 86 - 89 cm 34 - 35" 66 - 69 cm 26 - 27"
M 8 - 10 12 - 14 40 - 42 91 - 94 cm 36 - 37" 71 - 74 cm 28 - 29"
L 12 - 14 16 - 18 44 - 46 99 - 102 cm 39 - 40" 79 - 82 cm 31 - 32"
XL 16 - 18 20 - 22 48 - 50 107 - 112 cm 42 - 44" 86 - 91 cm 34 - 36"
XXL 20 - 22 24 - 26 52 - 54 117 - 122 cm 46 - 48" 96 - 102 cm 38 - 40"

Men's Tops & Sports Jerseys

Size Label US Size UK Size EU Size Chest (cm) Chest (in) Waist (cm) Waist (in)
XS 34 34 44 86 - 89 cm 34 - 35" 71 - 74 cm 28 - 29"
S 36 36 46 91 - 94 cm 36 - 37" 76 - 79 cm 30 - 31"
M 38 - 40 38 - 40 48 - 50 96 - 102 cm 38 - 40" 81 - 86 cm 32 - 34"
L 42 42 52 107 - 112 cm 42 - 44" 89 - 94 cm 35 - 37"
XL 44 44 54 117 - 122 cm 46 - 48" 96 - 102 cm 38 - 40"
XXL 46 - 48 46 - 48 56 - 58 127 - 132 cm 50 - 52" 104 - 109 cm 41 - 43"
3XL 50 - 52 50 - 52 60 - 62 137 - 142 cm 54 - 56" 112 - 118 cm 44 - 46"

Shorts Size Guide

Men's Shorts

Size Waist (cm) Waist (in)
XS 71 - 74 cm 28 - 29"
S 76 - 81 cm 30 - 32"
M 84 - 89 cm 33 - 35"
L 91 - 97 cm 36 - 38"
XL 99 - 104 cm 39 - 41"
XXL 107 - 112 cm 42 - 44"

Women's Shorts

Size US Size Waist (cm) Waist (in)
XS 0 - 2 61 - 64 cm 24 - 25"
S 4 - 6 66 - 69 cm 26 - 27"
M 8 - 10 71 - 74 cm 28 - 29"
L 12 - 14 79 - 82 cm 31 - 32"
XL 16 - 18 86 - 91 cm 34 - 36"
Measurement Advice & Fitting Guidance:

Size charts serve as general fitting standards for SportsFanFit merchandise. Actual fits may slightly vary across NFL, NBA, MLB, and 2026 World Cup soccer jersey versions. If your measurements fall between two sizes, we recommend selecting the larger size for optimal athletic comfort. Need help? Contact us at jerseyhelp@hotmail.com.

 
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Boston Celtics Big & Tall Pop Full-Button Baseball Jersey - Black

From first whistle to final play, Boston Celtics games are emotional rollercoasters. This jersey is built for every second of them — and everything after.

The Story

A straightforward fan jersey with the details that matter: clean team markings, breathable fabric, and a fit that works all day.

01
Comfort That Lasts All MatchdayMoisture-wicking material pulls sweat away from your skin, so you stay dry when the game heats up.
02
Style That Reads from the Parking LotA classic look that won't date — clean colors, recognizable team markings, nothing fussy.
03
A Fit for Real FansRelaxed through the body with clean lines, so it layers neatly over a tee or under a hoodie when the evening cools off.
04
Built to Hold UpReinforced hems and colorfast graphics keep it looking sharp season after season.
Design notes: Feel the excitement of every possession with this Boston Celtics Pop Full-Button Jersey from Prosportskit. Designed with an embroidered team wordmark applique across the chest and the team logo at the upper left, this 100% Polyester jersey showcases your unwavering team devotion.

Wear It

Game night, gym session, or a casual Friday at work — it fits the day, whatever the day brings. From the tailgate to the grocery store, it quietly announces your allegiance without saying a word.

Surprise a fellow supporter with their team's colors — add their name and it becomes a keepsake.

The Details

  • Style: replica fan jersey with the matchday look of Boston Celtics.
  • Fit: sizing; check the size chart for exact chest measurements.

True to size for most fans; if you prefer a looser, game-day layering fit, consider going one size up.

Care & Questions

What you see is what you get — clear photos, honest sizing, and a fan version described exactly as it is. Every size option is listed on the product page, so you can pick with confidence before checkout.

Keep it fresh: machine wash cold, inside out, and skip the iron on printed areas.

Need help? Email jerseyhelp@hotmail.com

Does it have that on-court feel?

It's cut like a fan-wear style — the on-court aesthetic with a relaxed fit you can actually move around in.

Are there any special care warnings for the print?

Keep printed areas away from high heat and harsh detergents. Wash inside out on cold and they'll stay crisp for many seasons.

Does it come in other colors?

This product page shows one colorway, but the team's home, away, and third looks are available across the store — check the collection for more options.

Is payment secure on this site?

Yes — checkout runs through secure payment processing, and your details are handled with standard industry protection.

Your spot in the stands is ready — grab this Boston Celtics jersey before your size is gone.

Boston Celtics Big & Tall Pop Full-Button Baseball Jersey - Black

From first whistle to final play, Boston Celtics games are emotional rollercoasters. This jersey is built for every second of them — and everything after.

The Story

A straightforward fan jersey with the details that matter: clean team markings, breathable fabric, and a fit that works all day.

01
Comfort That Lasts All MatchdayMoisture-wicking material pulls sweat away from your skin, so you stay dry when the game heats up.
02
Style That Reads from the Parking LotA classic look that won't date — clean colors, recognizable team markings, nothing fussy.
03
A Fit for Real FansRelaxed through the body with clean lines, so it layers neatly over a tee or under a hoodie when the evening cools off.
04
Built to Hold UpReinforced hems and colorfast graphics keep it looking sharp season after season.
Design notes: Feel the excitement of every possession with this Boston Celtics Pop Full-Button Jersey from Prosportskit. Designed with an embroidered team wordmark applique across the chest and the team logo at the upper left, this 100% Polyester jersey showcases your unwavering team devotion.

Wear It

Game night, gym session, or a casual Friday at work — it fits the day, whatever the day brings. From the tailgate to the grocery store, it quietly announces your allegiance without saying a word.

Surprise a fellow supporter with their team's colors — add their name and it becomes a keepsake.

The Details

  • Style: replica fan jersey with the matchday look of Boston Celtics.
  • Fit: sizing; check the size chart for exact chest measurements.

True to size for most fans; if you prefer a looser, game-day layering fit, consider going one size up.

Care & Questions

What you see is what you get — clear photos, honest sizing, and a fan version described exactly as it is. Every size option is listed on the product page, so you can pick with confidence before checkout.

Keep it fresh: machine wash cold, inside out, and skip the iron on printed areas.

Need help? Email jerseyhelp@hotmail.com

Does it have that on-court feel?

It's cut like a fan-wear style — the on-court aesthetic with a relaxed fit you can actually move around in.

Are there any special care warnings for the print?

Keep printed areas away from high heat and harsh detergents. Wash inside out on cold and they'll stay crisp for many seasons.

Does it come in other colors?

This product page shows one colorway, but the team's home, away, and third looks are available across the store — check the collection for more options.

Is payment secure on this site?

Yes — checkout runs through secure payment processing, and your details are handled with standard industry protection.

Your spot in the stands is ready — grab this Boston Celtics jersey before your size is gone.

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