Best Competitive Swimwear Boys Jammers of 2025

Luke Dobson Avatar
Luke Dobson
Last Updated: 7 Feb 2025

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For young boys who are passionate about swimming, competitive swimwear jammers are an ideal choice. Designed to reduce drag and maximise performance, these jammers are a popular choice among young swimmers who want to improve their lap times. Made from high-quality materials that are both durable and comfortable, these swimwear jammers come in a range of sizes and colours to suit different preferences. Whether your child is a beginner or a seasoned swimmer, these jammers can help to enhance their performance and make them feel confident in the pool.

At a Glance: Our Top Picks

Zoggs Boy's Cottesloe Mid Jammer Swim Trunks Cover #TOP 1
Zoggs Boy's Cottesloe Mid Jammer Swim Trunks
ftb score rating icon 9.8
Arena Boys Team Swim Jammer, Navy-White Cover #TOP 2
Arena Boys Team Swim Jammer, Navy-White
ftb score rating icon 9.7
Speedo Boy's HyperBoom Panel Jammer Swimwear Cover #TOP 3
Speedo Boy's HyperBoom Panel Jammer Swimwear
ftb score rating icon 9.5

Top 10 Competitive Swimwear Boys Jammers

#TOP 1

Zoggs Boy's Cottesloe Mid Jammer Swim Trunks

604319027
Black
12 Years
Zoggs Boy's Cottesloe Mid Jammer Swim Trunks Cover
Zoggs Boy's Cottesloe Mid Jammer Swim Trunks, Black, 12 Years

The Zoggs Cottesloe Swim Trunks feature a 32cm leg length, offering you enhanced flexibility while swimming. With a triangle front lining, you can enjoy increased modesty, and the drawstring ensures a comfortable fit. Made from Ecolast+ fabric, these trunks are produced using recycled plastic bottles, contributing to environmental sustainability. Additionally, they are 100% chlorine-proof, providing long-lasting wear and protection during your swim sessions.

What We Like
Flexible 32cm leg length
Triangle front lining for modesty
Made from recycled materials
100% chlorine-proof
Comfortable drawstring fit
#TOP 2

Arena Boys Team Swim Jammer, Navy-White

004772
Navy-white
Arena Boys Team Swim Jammer, Navy-White Cover
Arena Boys BOY'S TEAM SWIM JAMMER SOLID, Navy-white, 26 EU

The Arena Swim Jammer is designed for young competitive swimmers, offering comfort and durability. Made from MaxLife fabric, it dries quickly and withstands chlorine, ensuring you can focus on your training without concerns about wear and tear. The soft, lined front fabric provides a snug fit, while the adjustable inner drawstring allows you to customise the fit for your comfort. With UPF 50+ UV protection, you can enjoy swimming outdoors safely, making this jammer an excellent choice for both training and competitions.

What We Like
Durable MaxLife fabric
Quick-drying material
Comfortable lined front
Adjustable drawstring fit
UV protection included
#TOP 3

Speedo Boy's HyperBoom Panel Jammer Swimwear

8-00379318
Cobalt Pop
11-12 Years
Speedo Boy's HyperBoom Panel Jammer Swimwear Cover
Speedo Boy's HyperBoom Panel Jammer, Cobalt Pop, 11-12

The Speedo HyperBoom Jammer is designed for competitive young swimmers. The EnduraFlex fabric, made from 100% pre-consumer waste, offers excellent chlorine resistance and maintains its shape, ensuring durability during swims. With an internal drawcord, you can easily adjust the fit for comfort and security. The 36cm leg length provides a streamlined look, while the V Panel liner enhances support, making it ideal for serious training sessions and competitions. Enjoy the confidence that comes with a well-fitted and reliable swimming jammer.

What We Like
Chlorine resistant fabric
Adjustable fit for comfort
Durable and shape-retentive
Streamlined design
V Panel for support
#TOP 4

Speedo Junior Boy's ECO Endurance+ Jammer Trunks

8134600001
Black/White
15-16 Years
Speedo Junior Boy's ECO Endurance+ Jammer Trunks Cover
Speedo Junior Boy's ECO Endurance+ Jammer Swimming Trunks, Training, Chlorine Resistant, Quick Drying, Stretch Fabric, Recycled Material, Comfort Fit, Black/White, 15-16 Years

The Speedo ECO Jammer Trunks are designed for comfort and performance. Made from the durable ECO Endurance+ fabric, these trunks offer excellent freedom of movement, making them perfect for swimming lessons and training. You will appreciate the quick-drying feature, which means less time waiting to get back in the water. Additionally, the internal drawcord waist ensures a secure fit, allowing you to focus on improving your skills without any distractions. With 50% of the material recycled, you can feel good about your choice for the environment.

What We Like
Eco-friendly materials
Chlorine resistant
Comfortable fit
Quick drying
Durable fabric
#TOP 5

Arena Boy's B Logo Jr Swim Jammers

006496-508-28
Black-pix Blue
12-13 Years
Arena Boy's B Logo Jr Swim Jammers Cover
Arena Boy's B Logo Jr Jammer, Black-pix Blue, 12-13 Years UK

The Arena Jr Swim Jammers are designed for comfort and performance. Made from arena MaxFit Eco fabric, these jammers offer a 4-way stretch that fits like a second skin, allowing you to move freely during your swim. They are chlorine and salt water resistant, ensuring durability whether you're at the pool or the beach. With UPF 50+ UV protection, you can swim confidently in the sun, knowing your skin is safeguarded. The quick-drying feature adds convenience, making it easy to transition from water to land.

What We Like
Comfortable and stretchy fit
Chlorine and salt water resistant
UPF 50+ UV protection
Quick-drying fabric
Eco-friendly materials
#TOP 6

Splash About Kids Jammers for Ages 5-6

SJACN
Navy/Jade
5-6 Years
Splash About Kids Jammers for Ages 5-6 Cover
Splash About Kids Jammers Navy/Jade, 5-6 Years

The Splash About Kids Jammers are designed to provide the utmost reliability for children experiencing faecal incontinence while swimming. Their sporty and elegant design not only looks good but also ensures your child feels confident in the water. The ergonomic design allows for free movement, making it easier for your child to enjoy swimming without discomfort. Additionally, the UPF50+ protection offers excellent sun safety, giving you peace of mind while your child plays outdoors.

What We Like
Reliable for faecal incontinence
Sporty and elegant design
Ergonomic for easy movement
Excellent sun protection
#TOP 7

Arena Boys Powerskin Next Racing Swimsuit

005878-75-26
Blue
Arena Boys Powerskin Next Racing Swimsuit Cover
Arena Boys Powerskin Next Fina Approved Tech Suit Recycled Fabric Swimsuit Lined One Piece With Reinforced Shoulder Straps, Blue, 26 EU

The Arena Powerskin Next is a FINA-approved boys' racing swimsuit made from over 60% recycled fabric, ensuring that you swim sustainably. Its lightweight design enhances your speed while reducing water absorption and drag. With reinforced shoulder straps and an ergonomic fit, it offers excellent freedom of movement. The advanced fabric also boasts improved elasticity, allowing you to slip it on and off with ease, all while providing targeted compression for optimal support during competitions.

What We Like
Made from recycled materials
Lightweight and hydrodynamic
Easy to wear and remove
Excellent freedom of movement
Targeted compression for support
#TOP 8

Splash About Toddler Leak Proof Swim Shorts

SJABL3
Bugs Life
3 Years
Splash About Toddler Leak Proof Swim Shorts Cover
Splash About Unisex-Youth Leak Proof Swim Shorts Toddler Jammers, Bugs Life, 3 Years EU

The Splash About Toddler Jammers offer a practical and stylish solution for your little one’s swimming needs. With original leak-proof technology, they provide secure protection even for those who are not fully potty trained. The super soft neoprene and high-grade Lycra ensure comfort, allowing your child to move freely without chafing. Additionally, these reusable swim shorts eliminate the need for disposable nappies, promoting eco-friendliness while being chlorine resistant for durability. You can enjoy peace of mind knowing your child is stylishly protected in the water.

What We Like
Leak-proof protection for toddlers
Comfortable and soft materials
Reusable, eco-friendly design
Chlorine resistant for durability
Stylish patterns and designs
#TOP 9

Speedo Boy's Essential Endurance+ Jammer Swim Shorts

812519
Black
11-12 Years
Speedo Boy's Essential Endurance+ Jammer Swim Shorts Cover
Speedo Boy's Essential Endurance+ Jammer, Black, 11-12 Years UK

The Speedo Endurance+ Jammer offers a secure fit thanks to its internal draw-cord, allowing you to adjust the waistband for maximum comfort during your swim. With a front lining, it enhances modesty and comfort, making you feel at ease in the water. Its 100 percent chlorine resistance ensures that the fabric will last longer, maintaining performance even after repeated use. Additionally, the quick-dry feature means you'll be ready for your next activity sooner, as these jammers dry faster after your swim workout.

What We Like
Secure adjustable fit
Comfortable front lining
Chlorine resistant material
Quick-drying fabric
#TOP 10

Speedo Boys Hyper Boom Aquashort Black/Bolt

8-00315
Black/Bolt
15-16 Years
Speedo Boys Hyper Boom Aquashort Black/Bolt Cover
Speedo Boys Hyper Boom Splice I Aquashort, Black/Bolt, 15-16 Years EU

The Speedo Hyper Boom Aquashort is designed for competitive swimmers, offering a secure fit with an internal drawcord that allows you to adjust as needed. Its fabric boasts higher chlorine resistance than standard swimwear, ensuring it maintains its shape and quality over time. You can swim freely without feeling restricted, as the shape retention feature allows the fabric to stretch comfortably. Additionally, the EnduraFlex fabric is made from 100% pre-consumer waste, promoting an eco-friendly choice for your swimwear needs.

What We Like
Secure fit with drawcord
Chlorine resistant fabric
Stretchy for comfort
Eco-friendly materials
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Are jammers good for swimming?

If you take your swimming seriously but prefer not to go minimal with a pair of briefs, try jammers instead. They will cover up more of you and still offer the benefit of reducing drag. The knee-length cut also offers some compression for leg muscles.

2. What do men wear for competitive swimming?

A legskin is a type of competitive swimwear worn by male swimmers. Most legskins are made of technologically advanced lycra-based fabrics designed to hug the body tightly and provide increased speed and decreased drag resistance in the water.

3. What is a jammer in swimming?

Jammers are a knee length swim short with a close fitting style and give much more coverage than aquashorts or briefs. These are a firm favourite with competitive swimmers in both training and performing.

4. How do you take care of swimmers jammers?

Turn your swimsuit inside out and completely submerge in the water. Swish the suit through the water for several minutes, drain and then rinse well. Gently squeeze—don't wring—the water out of the fabric. Do not put your swimsuit in a clothes washer, even in a mesh bag.

Editor's Notes

During our competitive swimwear boys jammer research, we found 302 competitive swimwear boys jammer products and shortlisted 10 quality products. We collected and analyzed 15,305 customer reviews through our big data system to write the competitive swimwear boys jammers list. We found that most customers choose competitive swimwear boys jammers with an average price of £18.19.

The competitive swimwear boys jammers are available for purchase. We have researched hundreds of brands and picked the top brands of competitive swimwear boys jammers, including Zoggs, Arena, Speedo, Splash About.

Written by
Luke Dobson Avatar

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.