Best Lightweight Sports Bras for Girls of 2025

John Zimmer Avatar
John Zimmer
Last Updated: 30 Jan 2025

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These lightweight sports bras are designed to provide maximum comfort and support for girls during physical activities. Made with breathable materials, these bras offer a soft and flexible fit that allows for unrestricted movement. The adjustable straps and band ensure a secure and personalised fit, while the moisture-wicking technology keeps the body dry and cool. The range of vibrant colours and stylish designs make these sports bras not only functional but also fashionable. Ideal for young athletes, these sports bras are a must-have for any active girl.

At a Glance: Our Top Picks

Under Armour Girls' Crossback Mid Sports Bra Cover #TOP 1
Under Armour Girls' Crossback Mid Sports Bra
ftb score rating icon 9.9
ueslwser 5 Pack Girls Cotton Sports Bras Cover #TOP 2
ueslwser 5 Pack Girls Cotton Sports Bras
ftb score rating icon 9.8
8pcs Cotton Sports Bra for Girls Cover #TOP 3
8pcs Cotton Sports Bra for Girls
ftb score rating icon 9.6

Top 10 Lightweight Sports Bras for Girls

#TOP 1

Under Armour Girls' Crossback Mid Sports Bra

1369971
Starlight
Under Armour Girls' Crossback Mid Sports Bra Cover
Under Armour Girls' Crossback Mid Solid Sports Bra with Crossover Back, Essential Sportswear for Girls, Lightweight Running Bra

The Under Armour Sports Bra is designed for girls who need comfort and support during their activities. Made from super-smooth, double-layer HeatGear fabric, it provides a soft feel against your skin. The material effectively wicks away sweat and dries quickly, ensuring you stay comfortable during workouts. With a 4-way stretch construction, it allows for seamless movement in every direction, making it perfect for running and yoga. The stylish crossover straps and keyhole detail add a trendy touch to your gym wear.

What We Like
Superior next-to-skin feel
Quick-drying and sweat-wicking
Allows for free movement
Stylish and functional design
#TOP 2

ueslwser 5 Pack Girls Cotton Sports Bras

Multicolour
One Size
ueslwser 5 Pack Girls Cotton Sports Bras Cover
ueslwser 5 Pack Girls Bra,Cotton Training Crop Bra Lightweight Seamless Sports Bras Tops for Girls Crop Tops Kids for Girls 8-14 Years for Daily

The ueslwser Girls Sports Bras are designed with your child’s comfort in mind. With fixed padding, these bras provide natural support without the worry of cups shifting. Made from over 95% cotton, they are soft, breathable, and perfect for everyday wear or sleep. The absence of wires and hooks ensures that your daughter can enjoy a snug fit without any discomfort. Plus, the elastic hem accommodates a variety of body shapes, making them ideal for active girls aged 8 to 14.

What We Like
Soft and breathable fabric
No wires or hooks
Fixed padding for support
Elastic hem for comfort
Suitable for various activities
#TOP 3

8pcs Cotton Sports Bra for Girls

White-1
One Size
8pcs Cotton Sports Bra for Girls Cover
8pcs Sports Bra Counts Crop Top Bra Girls Bras Training Bra Seamless Sports Bra Training Cotton white Teen Bra Sports Bra Camisole Style Lightweight Seamless Kids Sports Bra for Girls 8-12 Years

The letcdfer Girls Sports Bra is crafted from premium cotton, ensuring a comfortable fit for girls aged 8-12. Its wide straps in a vest style alleviate pressure on the shoulders, making it perfect for both active training and relaxing at home. With a thoughtful no steel ring design, it supports natural development while providing a worry-free movement experience. The lightweight and elastic fabric makes it easy to wear, allowing you to focus on your activities without distractions.

What We Like
Comfortable cotton fabric
Wide straps reduce shoulder pressure
No wires for natural fit
Lightweight and elastic design

5-Pack Lightweight Cotton Sports Bras for Girls

White
5-Pack Lightweight Cotton Sports Bras for Girls Cover
5 Pieces Sports Bras for Teens Girls Bras 7-16 Girls Cotton Training Crop Bra Lightweight Seamless Sports Bras Tops for Girls Crop Tops Kids for Girls White

The ueslwser Sports Bras are designed for active girls aged 10 to 14. Made from a blend of 95% cotton and 5% spandex, they are lightweight and breathable, ensuring comfort during training. The elastic lower chest strap allows for full movement, making them ideal for various sports activities. With no wires or hooks, these bras are easy to wear and can also function as sleep bras. Their non-padded design means they are perfect for beginners, providing a gentle introduction to wearing bras.

What We Like
Lightweight and breathable fabric
Elastic straps for full movement
No wires or hooks
Suitable for beginners
Comes in a pack of five
#TOP 5

8 Pieces Cotton Training Crop Bras for Girls

4 Colors
9 Years
8 Pieces Cotton Training Crop Bras for Girls Cover
8 Pieces Girls Bras Girls Cotton Training Crop Bra Camisole Style Lightweight Seamless Kids Sports Bra Training Bra with Elastic Shoulder Girls Bras 9-10 Years, Training Bras for Girls Age 9-10

The wlertcop Girls Training Bras are crafted from soft, breathable cotton, ensuring your child remains comfortable during sports activities. With a lightweight and stretchy design, these bras feature an elastic band that keeps them in place, allowing for unrestricted movement. The wide, vest-style straps distribute pressure evenly across the shoulders, providing a natural fit. Suitable for girls aged 9-12, they offer a simple and practical solution for transitioning into wearing a bra, making them ideal for everyday use or as a sleeping bra.

What We Like
Soft and breathable material
Lightweight and stretchy design
Comfortable wide straps
Suitable for schoolgirls' development
Includes 8 stylish pieces
#TOP 6

5pcs Girls Cotton Seamless Training Bras

White-2
One Size
5pcs Girls Cotton Seamless Training Bras Cover
5pcs Girls Cotton Training Crop Bra, Camisole Style Lightweight Seamless Kids Sports Bra, Training Strap Bra with Elastic Shoulder Suitable for Schoolgirls, Comfortable Clothes for Kids

The letcdfer Girls Training Bra is crafted from premium cotton fabric, ensuring you enjoy a comfortable wearing experience during both training and daily activities. Its wide straps in a vest style reduce shoulder pressure, making it ideal not only for school but also for sleep. The light and elastic design, with no steel rings, supports natural growth and allows for worry-free movement. Additionally, the no wires and no hooks feature ensures that you can wear it easily, making it a perfect beginner bra for young girls.

What We Like
Comfortable for daily activities
Wide straps reduce shoulder pressure
Light and elastic for easy movement
No wires for natural growth
Ideal as a sleeping bra

FUIPVGI Girls Soft Cotton Sports Bras

FUIPVGI
Fuipvgi - Etbx2
White
8-14 Years
FUIPVGI Girls Soft Cotton Sports Bras Cover
FUIPVGI 4 Pack Girls Bra, Crop Tops for Girls, Soft Comfortable Cotton Girls Sports Bra Kids Underwear Non Padded Training Bra, Crop Top Bra for Girls Kids Teens 8-14 Years (White)

The FUIPVGI Girls Sports Bras are crafted from a soft blend of cotton and spandex, ensuring comfort and breathability during wear. With a non-padded and non-wired design, these bras support natural growth without restriction, making them ideal for young girls. The anti-curling feature provides added security, preventing any discomfort from rolling up. Additionally, the wide shoulder straps reduce pressure, helping to avoid red marks and chafing on delicate skin, allowing for all-day wear in comfort.

What We Like
Soft and breathable material
Non-restrictive for growth
Anti-curling design
Wide shoulder straps for comfort
#TOP 8

ueslwser 4 Pack Girls Lightweight Sports Bras

Multicolour
One Size
ueslwser 4 Pack Girls Lightweight Sports Bras Cover
ueslwser 4 Pack Girls Bra,Cotton Training Crop Bra Lightweight Seamless Sports Bras Tops for Girls Crop Tops Kids for Girls 10-16 Years for Daily

The ueslwser Girls Sports Bras are designed for comfort and support. Featuring all-in-one fixed pads, they provide natural support without any discomfort, making them ideal for daily wear or sleep. The bras are crafted from over 95% cotton, ensuring breathability and softness, perfect for active girls. With a non-wired, non-padded design, they are comfortable under school uniforms and serve as a great first bra. The elastic hem accommodates a variety of body shapes, fitting girls aged 12 to 18 easily.

What We Like
Soft and breathable cotton material
Fixed pads for natural support
Comfortable for everyday wear
Suitable for various activities
#TOP 9

FUIPVGI Girls Cotton Sports Bra Pack

FUIPVGI
White
8-16 Years
FUIPVGI Girls Cotton Sports Bra Pack Cover
FUIPVGI 4 Pack Sports Bra for Girls, Soft Cotton Girls Sports Bra Vest Training Bras Underwear with Removable Pads, Crop Top Bra for Girls 8-16 Years (White)

The FUIPVGI Sports Bra offers exceptional comfort for girls aged 8-16 with its soft cotton and spandex blend, ensuring a lightweight and breathable fit. The wireless design provides gentle support, protecting against pressure and deformation, making it ideal for daily wear or sleep. Its elastic band allows for flexibility during exercise, helping you stay active without restrictions. With simple styles and excellent craftsmanship, this training bra is perfect for layering under clothes for sports, school, or dance classes.

What We Like
Soft and breathable material
Wireless for comfort
Flexible for exercise
Simple, stylish design
Suitable for daily wear
#TOP 10

BPTZYLN 5 Pcs Cotton Crop Tops for Girls

BPTZYLN
YTYR20241024
Black、white
One Size
BPTZYLN 5 Pcs Cotton Crop Tops for Girls Cover
BPTZYLN 5 Pcs Crop Tops for Girls Girls Bra,Girls Crop Tops Girls Sports Bra Cotton Sports Bra,Girls Crop Tops Age 11-12 Used for Girls Kids 8-14 Years (White and Black)

The BPTZYLN Crop Tops are designed specifically for girls aged 11-12, offering five comfortable pieces made from soft cotton material. This lightweight fabric ensures a pleasant wearing experience and provides ample support during various activities without the constraints of underwiring or padding. The non-padded, double-layered design allows for natural breast development, ensuring you feel secure and confident. Additionally, the increased elasticity at the bottom prevents curling, reducing shoulder pressure and the chances of chafing.

What We Like
Comfortable cotton material
Non-wired, non-padded design
Prevents curling and chafing
Good support for active use
Suitable for daily and training wear
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Should a 12 year old wear a sports bra?

12-year-old girls can wear a training or sports bra or soft cup bra, or underwire bra as they can offer comfort, coverage, support. The underwire bra's U-shaped wire helps support developing breasts. A sports bra can prevent the bust from bouncing when girls are involved in physical activities.

2. At what age should a little girl wear a training bra?

When To Introduce A Training Bra As the name suggests, training bras are more preparatory braziers for girls who are just starting to show signs of breast development. This usually happens around age 10, but can occur as early as 8 years of age or as late as the early teens, according to Today's Parent.

3. Can girls wear sports bra everyday?

Not only great for exercise. Many sports bras are wonderfully comfortable for wearing everyday if you make the best choice in style, size and impact level. An amazing benefit is that sports bras are made from moisture-wicking, breathable fabric. ... The straps on sports bras are designed to stay put.

Editor's Notes

During our lightweight sports bra for girls research, we found 228 lightweight sports bra for girls products and shortlisted 10 quality products. We collected and analyzed 2,800 customer reviews through our big data system to write the lightweight sports bras for girls list. We found that most customers choose lightweight sports bras for girls with an average price of £7.93.

The lightweight sports bras for girls are available for purchase. We have researched hundreds of brands and picked the top brands of lightweight sports bras for girls, including Under Armour, ueslwser, letcdfer, wlertcop, FUIPVGI.

Written by
John Zimmer Avatar

John Zimmer is a truly professional writer on findthisbest.com. He has specialized in writing content a wide variety of fields for over a decade. Since 2011, he has been using his expertise and extensive experience to write content for online shopping guide websites. In addition to writing for findthisbest.com, he has appeared in publications such as The Spruce, Wirecutter and Bestbuy.