Ready for the season? Football's back!

Free Shipping €77+ | 30-Day Returns | Trusted by football fans in 50+ countries

⚡ Game-Day Ready: Fast Worldwide Delivery in 7-15
1 / 4

Larry Bird Boston Celtics Mitchell & Ness Hardwood Classics Swingman Jersey - Kelly Green

XS-CHEST-31-5-35IN-RK1250
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.

 
Quantity
Out of stock

  • Chat with Us： jerseyhelp@hotmail.com.

  • Secure payments

  • 30-day returns

Shipping & Returns
Secure Checkout

Larry Bird Boston Celtics Mitchell & Ness Hardwood Classics Swingman Jersey - Kelly Green

Win or lose, loyalty doesn't take a week off. This Boston Celtics matchday jersey is how you wear that loyalty where everyone can see it.

The Story

This one leans into what fans actually want — the team look, comfortable feel, and a price that makes sense.

01
Style That Reads from the Parking LotThe Kelly Green colorway stands out in a crowd without trying too hard.
02
Comfort That Lasts All MatchdayMoisture-wicking material pulls sweat away from your skin, so you stay dry when the game heats up.
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
This Season’s LookThis this season version keeps the look current while staying true to what fans love about Boston Celtics.
05
Built to Hold UpPrinted details are finished to survive the washing machine, not just the product photo.
Design notes: Rep one of your all-time favorite pros with this Larry Bird Swingman jersey from Mitchell & Ness. The throwback Boston Celtics details are inspired by the franchise's iconic look of days gone by.

Wear It

Pack it for away trips — nothing beats spotting a fellow Boston Celtics fan in a foreign city. From the tailgate to the grocery store, it quietly announces your allegiance without saying a word.

Whether it's Father's Day, a graduation, or just a 'thanks for being a fan' — this one lands.

The Details

  • Style: fan-version jersey with the matchday look of Boston Celtics.
  • Fit: men's sizing; check the size chart for exact chest measurements.

When in doubt between two sizes, most fans size up for extra comfort over long matchdays.

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.

A little care goes a long way — cold wash, air dry, and this jersey stays game-day ready for years.

Need help? Email jerseyhelp@hotmail.com

Will the printed details survive washing?

Machine wash cold, inside out, and air dry — the heat-sealed details are finished to hold up over time.

Is payment secure on this site?

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

Is it good for kids and teens?

Absolutely — youth sizing is available with the same team look and detail as the adult version, made to move through games and playgrounds.

Add it to your cart and wear your colors with pride this season.

Larry Bird Boston Celtics Mitchell & Ness Hardwood Classics Swingman Jersey - Kelly Green

Win or lose, loyalty doesn't take a week off. This Boston Celtics matchday jersey is how you wear that loyalty where everyone can see it.

The Story

This one leans into what fans actually want — the team look, comfortable feel, and a price that makes sense.

01
Style That Reads from the Parking LotThe Kelly Green colorway stands out in a crowd without trying too hard.
02
Comfort That Lasts All MatchdayMoisture-wicking material pulls sweat away from your skin, so you stay dry when the game heats up.
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
This Season’s LookThis this season version keeps the look current while staying true to what fans love about Boston Celtics.
05
Built to Hold UpPrinted details are finished to survive the washing machine, not just the product photo.
Design notes: Rep one of your all-time favorite pros with this Larry Bird Swingman jersey from Mitchell & Ness. The throwback Boston Celtics details are inspired by the franchise's iconic look of days gone by.

Wear It

Pack it for away trips — nothing beats spotting a fellow Boston Celtics fan in a foreign city. From the tailgate to the grocery store, it quietly announces your allegiance without saying a word.

Whether it's Father's Day, a graduation, or just a 'thanks for being a fan' — this one lands.

The Details

  • Style: fan-version jersey with the matchday look of Boston Celtics.
  • Fit: men's sizing; check the size chart for exact chest measurements.

When in doubt between two sizes, most fans size up for extra comfort over long matchdays.

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.

A little care goes a long way — cold wash, air dry, and this jersey stays game-day ready for years.

Need help? Email jerseyhelp@hotmail.com

Will the printed details survive washing?

Machine wash cold, inside out, and air dry — the heat-sealed details are finished to hold up over time.

Is payment secure on this site?

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

Is it good for kids and teens?

Absolutely — youth sizing is available with the same team look and detail as the adult version, made to move through games and playgrounds.

Add it to your cart and wear your colors with pride this season.

Shop this

Customers Also Bought

Recently viewed

Free Shipping Over $76.99*
$7 flat-rate shipping for orders under $77
Chat with us
Our customer care team chat support, 24 hours a day,Email us anytime at: jerseyhelp@hotmail.com
Shipment Protection
Proactive protection for your goods. Leverage our expertise to mitigate risks.
Easy 30 Day Returns
Return, refund or replace within 30 days of receipt on most new and unused items.

More ways to shop

Top Football Players

Get help

Customer Support

© SportsFanFit — The Ultimate Fan Gear Store

Cart

loading