Jumper Size Charts: Helpful Guidelines

Comprehensive Overview of Jumper Size Chart: Our detailed size charts are designed to help customers make informed decisions about their jumper purchases. Each chart provides essential measurements and helpful guidelines, ensuring you select the perfect fit for your needs. Whether you’re browsing or using our user-friendly resources, this guide will empower you to make informed choices with confidence and ease.

Table of Contents

Universal Jumper Size Chart

View Men's Size Chart (including Junior & Youth)

Size	Chest (in)	Chest (cm)	Waist (in)	Waist (cm)	UK Size	EU Size	US Size	Typical Age/Notes
Junior Small (JS)	26–28	66–71	22–24	56–61	XS	32–34	XS	Children 6–8 yrs
Junior (J)	28–30	71–76	24–26	61–66	S	36–38	S	Children 8–10 yrs
Youth (Y)	30–32	76–81	26–28	66–71	M	38–40	M	Children 10–12 yrs
Small (S)	34–36	86–91	28–30	71–76	S	44–46	S	Adult Small
Medium (M)	38–40	97–102	32–34	81–86	M	48–50	M	Adult Medium
Large (L)	42–44	107–112	36–38	91–97	L	52–54	L	Adult Large
X Large (XL)	46–48	117–122	40–42	102–107	XL	56–58	XL	Adult XL
2X Large (XXL)	50–52	127–132	44–46	112–117	XXL	60–62	XXL	Adult XXL
3X Large (XXXL)	54–56	137–142	48–50	122–127	XXXL	64–66	XXXL	Adult XXXL

View Women's Size Chart (including Junior & Youth)

Size	Bust (in)	Bust (cm)	Waist (in)	Waist (cm)	Hips (in)	Hips (cm)	UK Size	EU Size	US Size	Typical Age / Notes
Junior Small (JS)	24–25	61–64	22–23	56–58	26–28	66–71	4–6	32–34	XS	Children 6–8 yrs
Junior (J)	26–27	66–69	24–25	61–64	29–31	74–79	6–8	34–36	S	Children 8–10 yrs
Youth (Y)	28–29	71–74	26–27	66–69	32–34	81–86	8–10	36–38	M	Children 10–12 yrs
Small (S)	32–34	81–86	28–30	71–76	36–37	91–94	8–10	36–38	S	Adult Small
Medium (M)	36–38	91–97	31–33	79–84	38–39	97–99	10–12	38–40	M	Adult Medium
Large (L)	40–42	102–107	34–36	86–91	40–41	102–104	12–14	42–44	L	Adult Large
X Large (XL)	44–46	112–117	37–39	94–99	42–44	107–112	16–18	46–48	XL	Adult XL
2X Large (XXL)	48–50	122–127	40–42	102–107	45–47	114–119	18–20	50–52	XXL	Adult XXL
3X Large (XXXL)	52–54	132–137	44–46	112–117	48–50	122–127	20–22	54–56	XXXL	Adult XXXL

The tables above provide a Universal Jumper Size Chart for Men, Women, Junior, and Youth, covering sizes from Junior Small through to Adult 3X-Large. It is designed to give you a clear overview of typical jumper sizing based on chest, bust, waist, and hip measurements, with UK, EU, and US conversions included. This makes it easier to find the right fit across age groups and international standards when shopping online.

However, please note that sizing can vary slightly between brands, so this chart should be used as a general reference only. If a specific product has a brand-supplied size guide, you’ll find it listed in the product description—we recommend referring to that first for the most accurate fit.

Considering More Than Just Size

In addition to measurements, it is also important to consider the fabric, cut, and intended use of the jumper. For example:

Cotton jumper – Comfortable and breathable, but may shrink slightly after the first few washes.
Wool or thermal jumper – Thicker fabrics that provide warmth, but often fit more snugly.
Stretch or blended fabrics – Designed with elastane or spandex for flexibility, which can affect how the jumper sits on the body.
Performance or athletic jumper – Often includes moisture-wicking fabrics, added stretch, or slim/tapered fits that influence overall comfort and movement.

Choosing the Right Size

If you’re between sizes or unsure, we generally recommend sizing up for added comfort.
This is particularly helpful for growing children, youth sizes, or when wearing fitted cuts or heavier fabrics.

Why This Guide Matters

We know that finding the right jumper size can sometimes be a challenge — especially with the wide range of brands, each using their own measurement systems. That’s why we’ve created this comprehensive Jumper Size Chart Guide to help you make confident, informed decisions when shopping online with us.

Final Note

This general guide is a helpful starting point, but it’s important to remember that jumper sizes can vary slightly between brands, styles, and fabric types. Whenever possible, we strongly recommend checking the brand-specific size guides provided on our product pages for the most accurate fit.

✅ Pro Tips for Measuring Jumpers

Measure your chest or bust: Wrap a tape measure around the fullest part of your chest or bust, just under the arms. Keep the tape level and snug but not tight, and stand naturally.
Measure your waist (for fitted jumpers): Measure around the natural waistline, keeping the tape comfortably snug.
Check sleeve length: Measure from the shoulder seam down to the wrist, keeping your arm relaxed at your side.
Account for fabric shrinkage: Natural fabrics like cotton or wool may shrink slightly after washing.
When in doubt, size up: Especially for children, slim-fit cuts, or heavier fabrics, a slightly larger size improves comfort.

Brand-Specific Size Guides

On our website, you’ll find these brand-specific size guides directly under the product description on each product page. These charts are provided by the manufacturers and are the most accurate reference for that particular brand. If a brand-specific guide is listed, we encourage you to follow it rather than relying solely on this general chart.

Below is a list of brands currently stocked by A7 Sports, each offering its own brand-specific size chart for reference:

Finden + Hales Jumper Size Chart

View Men's Size Chart

2024 TO FIT GUIDE
All measurements are in cm unless otherwise stated

THIS GUIDE REFERS TO ACTUAL BODY MEASUREMENTS. FOR ACTUAL GARMENT MEASUREMENTS, SEE SIZE SPECIFICATION SUMMARY.

MEN’S/ UNISEX GARMENTS	ONE	XXS	XS	S	M	L	XL	2XL	3XL	4XL	5XL
EUROPEAN CHEST TO FIT	42-62	42-44	44-46	46-48	48-50	52	54-56	58	60-62	64	66-68
EUROPEAN WAIST TO FIT	38-52	38	40	42	44	46	48	50	52
TO FIT CHEST – INCHES	32-52	32-34	34-36	36-38	38-40	42	44-46	48	50-52	54	56-58
TO FIT CHEST – CMS	81-132	81-86	86-91	91-96	96-101	107	112-117	122	127-132	137	142-147
TO FIT WAIST – INCHES	28-42	28	30	32	34	36	38	40	42
TO FIT WAIST – CMS	71-107	71	76	81	86	91	96	101	107

IT IS ADVISABLE TO USE ACTUAL BODY MEASUREMENTS RATHER THAN MEASURING OVER CLOTHES.
INFORMATION IN GREEN ARE NEW UPDATES FOR 2024

View Women's Size Chart

2024 TO FIT GUIDE
All measurements are in cm unless otherwise stated

THIS GUIDE REFERS TO ACTUAL BODY MEASUREMENTS. FOR ACTUAL GARMENT MEASUREMENTS, SEE SIZE SPECIFICATION SUMMARY.

LADIES’ GARMENTS	XS	S	M	L	XL	XXL
UK TO FIT	8	10	12	14	16	18
EUROPEAN TO FIT	36	38	40	42	44	46
TO FIT CHEST – INCHES	30-32	32-34	34-36	36-38	38-40	40-42
TO FIT CHEST – CMS	78-81	81-87	87-91	91-96	96-101	101-107
TO FIT WAIST – INCHES	26	28	30	32	34	36
TO FIT WAIST – CMS	66	71	76	81	86	91

MEASUREMENTS RATHER THAN MEASURING OVER CLOTHES.

Surridge Sport Jumper Size Chart

View Size Chart

Surridge Sport Jumper Size Chart

Chart adapted from Surridge Sport’s official size guide for clarity and ease of reference.

Our inventory is continuously updated to feature the latest product lines, technological advancements, and seasonal collections from leading global brands. We work closely with top manufacturers to ensure our customers have timely access to new releases and high-performance gear as soon as they hit the market.
For the most up-to-date selection, including limited editions and seasonal launches, we recommend checking back regularly or subscribing to our updates.

Note: Brand availability may vary based on current stock and specific product lines. For the most accurate and up-to-date information, please refer to the individual product pages or contact our customer service team directly.

Still have questions? Our customer support team is happy to help—feel free to reach out before placing your order.