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Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
  • Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
  • Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
  • Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
  • Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey-Statement Edition - Black
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Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey - Statement Edition - Black

S-AGE-8-10-ZN5670
From 4 interest-free payments of $39.78 with Klarna
From 4 interest-free payments of $39.78 with Klarna
$50.24 USD
$65.77 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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Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey - Statement Edition - Black

A true fan piece that carries team colors from the stands to the street.

Team Background & Product Story+

This Jaylen Brown Boston Celtics jersey carries the spirit of Boston basketball. It is the iconic parquet floor and the most championships in league history, and where every home game feels like a playoff night at TD Garden. Replica jerseys deliver the team look with a fan-friendly fit and price — perfect for everyday wear.

The cut mirrors the team-issued silhouette but with a fan-friendly fit that works whether you're in the stands or running errands.

From the parking lot to the final play, this jersey is the kind of gear that gets noticed by fellow fans and starts conversations with strangers.

The cut is true to standard US sizing, and our support team at jerseyhelp@hotmail.com is happy to help with size questions, custom-name spelling, or gift orders.

Product Details+
  • Fabric — Smooth knit construction that feels good against the skin and resists cling.
  • Hook — When the lights come on and the crowd gets loud, this is the look that backs your team.
  • Detail — The hem sits cleanly over jeans or athletic shorts.
  • Scene Match — Perfect for stadium seats, sports bars, tailgates, and living-room watch parties.
Where You Wear It+

A reliable choice when you want to feel part of the action without changing after the game.

Frequently Asked Questions+
How do I care for this jersey?

Wash inside-out in cold water, use mild detergent, avoid fabric softener, and air dry or tumble on low. Never iron printed areas directly.

What if the size doesn't fit?

We accept returns on non-customized items within 30 days of delivery, provided they are unworn with tags attached. Customized jerseys cannot be returned.

Can I iron this jersey?

Only if needed, and never directly on prints. Use low heat and iron the inside of the garment.

Does it come with a gift option?

We do not currently offer gift wrap, but the item arrives in clean packaging suitable for gifting.

Shipping & Quality Trust+

Orders include tracking so you know exactly when your gear arrives. Use mild detergent and skip the bleach to keep the look fresh.

Add to cart and rep your team today.

Contact: jerseyhelp@hotmail.com

Jaylen Brown Boston Celtics Youth Fast Break Replica Player Jersey - Statement Edition - Black

A true fan piece that carries team colors from the stands to the street.

Team Background & Product Story+

This Jaylen Brown Boston Celtics jersey carries the spirit of Boston basketball. It is the iconic parquet floor and the most championships in league history, and where every home game feels like a playoff night at TD Garden. Replica jerseys deliver the team look with a fan-friendly fit and price — perfect for everyday wear.

The cut mirrors the team-issued silhouette but with a fan-friendly fit that works whether you're in the stands or running errands.

From the parking lot to the final play, this jersey is the kind of gear that gets noticed by fellow fans and starts conversations with strangers.

The cut is true to standard US sizing, and our support team at jerseyhelp@hotmail.com is happy to help with size questions, custom-name spelling, or gift orders.

Product Details+
  • Fabric — Smooth knit construction that feels good against the skin and resists cling.
  • Hook — When the lights come on and the crowd gets loud, this is the look that backs your team.
  • Detail — The hem sits cleanly over jeans or athletic shorts.
  • Scene Match — Perfect for stadium seats, sports bars, tailgates, and living-room watch parties.
Where You Wear It+

A reliable choice when you want to feel part of the action without changing after the game.

Frequently Asked Questions+
How do I care for this jersey?

Wash inside-out in cold water, use mild detergent, avoid fabric softener, and air dry or tumble on low. Never iron printed areas directly.

What if the size doesn't fit?

We accept returns on non-customized items within 30 days of delivery, provided they are unworn with tags attached. Customized jerseys cannot be returned.

Can I iron this jersey?

Only if needed, and never directly on prints. Use low heat and iron the inside of the garment.

Does it come with a gift option?

We do not currently offer gift wrap, but the item arrives in clean packaging suitable for gifting.

Shipping & Quality Trust+

Orders include tracking so you know exactly when your gear arrives. Use mild detergent and skip the bleach to keep the look fresh.

Add to cart and rep your team today.

Contact: jerseyhelp@hotmail.com

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