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Trent Williams San Francisco 49ers Alternate Game Jersey - Scarlet

XS-CHEST-31-5-35IN-AV8324
From 4 interest-free payments of $39.78 with Klarna
From 4 interest-free payments of $39.78 with Klarna
$57.60 USD
$89.90 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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Trent Williams San Francisco 49ers Alternate Game Jersey - Scarlet

From first whistle to final play, San Francisco 49Ers games are emotional rollercoasters. This jersey is built for every second of them — and everything after.

The Story

Designed to echo the on-field look without the on-field price tag, it delivers the pro-style aesthetic in a relaxed everyday fit.

01
Comfort That Lasts All MatchdaySoft-touch fabric that feels broken-in from the first wear — no stiff, scratchy first weeks.
02
Style That Reads from the Parking LotThe Scarlet colorway stands out in a crowd without trying too hard.
03
A Fit for Real FansA no-fuss silhouette that fits true to size for most fans, with a little extra length so it stays tucked-free.
04
Built to Hold UpPrinted details are finished to survive the washing machine, not just the product photo.
05
This Season’s LookThe this season update brings the newest crest and design details of the current campaign.
Rep the on-field look of your favorite San Francisco 49ers player with this Trent Williams Alternate Game jersey from . Its screen print name, numbers and team details provide a kickoff-ready aesthetic while also offering a comfortable, lightweight feel.

Wear It

From the tailgate to the grocery store, it quietly announces your allegiance without saying a word. Pairs as easily with jeans and sneakers as it does with face paint and flags.

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

The Details

  • Style: fan-version game-day jersey with the alternate look of San Francisco 49Ers.
  • Fit: men's sizing; check the size chart for exact chest measurements.

Check the size chart before ordering — a quick thirty seconds that saves an exchange.

Care & Questions

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

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

Are the numbers stitched or printed?

Most fan-version NFL styles use printed, heat-sealed details — lightweight and tough, made to survive game after game.

Can I wear this for everyday outfits?

That's exactly what it's for. It layers over a tee or under a hoodie and works with jeans, joggers, or shorts — game day and any other day.

What's the fabric weight like?

It's on the lighter side — breathable and easy to pack for travel, while still feeling substantial enough for cooler evenings over a layer.

Which season is this jersey from?

This design belongs to the this season campaign, bringing the current crest and colorway of the team's look.

Your spot in the stands is ready — grab this San Francisco 49Ers jersey before your size is gone.

Trent Williams San Francisco 49ers Alternate Game Jersey - Scarlet

From first whistle to final play, San Francisco 49Ers games are emotional rollercoasters. This jersey is built for every second of them — and everything after.

The Story

Designed to echo the on-field look without the on-field price tag, it delivers the pro-style aesthetic in a relaxed everyday fit.

01
Comfort That Lasts All MatchdaySoft-touch fabric that feels broken-in from the first wear — no stiff, scratchy first weeks.
02
Style That Reads from the Parking LotThe Scarlet colorway stands out in a crowd without trying too hard.
03
A Fit for Real FansA no-fuss silhouette that fits true to size for most fans, with a little extra length so it stays tucked-free.
04
Built to Hold UpPrinted details are finished to survive the washing machine, not just the product photo.
05
This Season’s LookThe this season update brings the newest crest and design details of the current campaign.
Rep the on-field look of your favorite San Francisco 49ers player with this Trent Williams Alternate Game jersey from . Its screen print name, numbers and team details provide a kickoff-ready aesthetic while also offering a comfortable, lightweight feel.

Wear It

From the tailgate to the grocery store, it quietly announces your allegiance without saying a word. Pairs as easily with jeans and sneakers as it does with face paint and flags.

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

The Details

  • Style: fan-version game-day jersey with the alternate look of San Francisco 49Ers.
  • Fit: men's sizing; check the size chart for exact chest measurements.

Check the size chart before ordering — a quick thirty seconds that saves an exchange.

Care & Questions

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

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

Are the numbers stitched or printed?

Most fan-version NFL styles use printed, heat-sealed details — lightweight and tough, made to survive game after game.

Can I wear this for everyday outfits?

That's exactly what it's for. It layers over a tee or under a hoodie and works with jeans, joggers, or shorts — game day and any other day.

What's the fabric weight like?

It's on the lighter side — breathable and easy to pack for travel, while still feeling substantial enough for cooler evenings over a layer.

Which season is this jersey from?

This design belongs to the this season campaign, bringing the current crest and colorway of the team's look.

Your spot in the stands is ready — grab this San Francisco 49Ers jersey before your size is gone.

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