Best O'Neill Rash Guards for Boys of 2025

John Zimmer Avatar
John Zimmer
Last Updated: 30 Jan 2025

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Rash Guards by O'Neill are a must-have for boys who love spending time in the water. These high-quality swimwear tops provide excellent protection against the sun's harmful rays and irritation from sand and surf. Designed with comfort and durability in mind, O'Neill Rash Guards are made from quick-drying and stretchy materials, ensuring a snug fit that allows for freedom of movement. With a range of vibrant colours and stylish designs, these rash guards are not only practical but also make a fashion statement. Whether they're hitting the waves or simply enjoying a day at the beach, boys can stay protected and stylish with O'Neill Rash Guards.

At a Glance: Our Top Picks

O'Neill Toddler Reactor Back Zip Wetsuit Cover #TOP 1
O'Neill Toddler Reactor Back Zip Wetsuit
ftb score rating icon 9.9
O'Neill Youth Reactor-2 3/2 Back Zip Wetsuit Cover #TOP 2
O'Neill Youth Reactor-2 3/2 Back Zip Wetsuit
ftb score rating icon 9.8
O'Neill Youth Basic Skins Sun Shirt Cover #TOP 3
O'Neill Youth Basic Skins Sun Shirt
ftb score rating icon 9.6

Top 10 O'Neill Rash Guards for Boys

#TOP 1

O'Neill Toddler Reactor Back Zip Wetsuit

4867-FX6
Blue
O'Neill Toddler Reactor Back Zip Wetsuit Cover
O'Neill Toddler Reactor 2mm Back Zip Shorty Wetsuit - Graphite Dayglo Ocean - UV Sun Protection and SPF Properties - Unisex - Age - 4Y

The O'Neill Toddler Reactor Wetsuit is designed for easy entry with its back zip feature, allowing you to slip in and out effortlessly. The strategic seam placement enhances comfort and flexibility, making it perfect for active little ones. With wind-proof Smoothskin, it provides excellent protection against chilly breezes while you are in or out of the water. The adjustable single seal collar ensures a snug fit, keeping water out and warmth in, so your child can enjoy their aquatic adventures without any discomfort.

What We Like
Easy to put on
Comfortable and flexible
Wind-proof protection
Snug collar fit
#TOP 2

O'Neill Youth Reactor-2 3/2 Back Zip Wetsuit

5044-AU1-12
GRAPH/DAYGLO (AU1)
12 Years
O'Neill Youth Reactor-2 3/2 Back Zip Wetsuit Cover
O'Neill Wetsuits Boys' Youth Reactor-2 3/2 Back Zip Full Wetsuit, GRAPH/DAYGLO (AU1), 12 Years UK

The O'Neill Reactor-2 Wetsuit is designed for young water sports enthusiasts, offering excellent performance at an affordable price. It provides warmth and UV protection, allowing you to enjoy your time in the water without worry. The back zip feature makes it easy to put on and take off, ensuring a hassle-free experience. Additionally, the adjustable neck closure prevents water from entering, keeping you comfortable during your activities. With its windproof smooth leather and quick-drying materials, this wetsuit is perfect for all your aquatic adventures.

What We Like
Affordable performance
Easy to put on
Effective UV protection
Windproof and quick-drying
Comfortable fit
#TOP 3

O'Neill Youth Basic Skins Sun Shirt

3422-025-10
White
O'Neill Youth Basic Skins Sun Shirt Cover
O'Neill Youth Basic Skins Short Sleeve Sun Shirt - White, 10

The O'Neill Basic Skins Shirt is designed for active youth who enjoy outdoor activities. Made from a lightweight 6oz polyester and spandex blend, it offers a 4-way stretch for unrestricted movement. The UPF 50+ protection ensures you stay safe from harmful UV rays, allowing you to enjoy the sun without worry. Additionally, its quick-dry feature means you won't stay wet for long after swimming or sweating, keeping you comfortable throughout the day. The slim fit provides a close-to-body feel without being tight, making it ideal for sports or beach days.

What We Like
Excellent UV protection
Quick-drying fabric
Comfortable slim fit
Great for active youth
#TOP 4

O'Neill Youth Basic Skins Rash Guard

3345-025-16
White
O'Neill Youth Basic Skins Rash Guard Cover
O'Neill Wetsuits Youth Basic Skins Short Sleeve Rash Guard - White, 16

The O'Neill Youth Rash Guard is an excellent choice for outdoor water activities. It features UPF 50+ ultraviolet protection, ensuring you stay safe from harmful sun rays while surfing, swimming, or enjoying a day at the beach. The comfortable yet durable 6oz polyester and spandex construction allows for freedom of movement, making it ideal for paddle sports and boating. With minimal seam placement, you can trust that you will receive maximum rash protection, keeping your skin safe during those active days in the water.

What We Like
Excellent sun protection
Durable and comfortable material
Great for various water activities
Minimal seams for comfort
#TOP 5

O'Neill Youth Basic Skins Rash Guard

3346-188-16
Brite Blue
16 Years
O'Neill Youth Basic Skins Rash Guard Cover
O'Neill Wetsuits Youth Basic Skins L/S Rash Guard - Brite Blue, 16

The O'Neill Youth Rash Guard is an excellent choice for those who enjoy outdoor water activities. It features UPF 50+ ultraviolet protection, which is essential to shield your skin from harmful sun rays during long days at the beach or out on the water. This product is also quick-drying, allowing you to stay comfortable whether you're surfing, swimming, or paddle sports. Additionally, the performance fit offers rash protection, ensuring you can move freely without irritation. With strategic seamless paddle zones, you’ll experience enhanced manoeuvrability, making every outing more enjoyable.

What We Like
High UV protection
Quick-drying material
Comfortable performance fit
Seamless paddle zones
#TOP 6

O'Neill Youth Basic Skins Long Sleeve Sun Shirt

4341-187-12
Lime
O'Neill Youth Basic Skins Long Sleeve Sun Shirt Cover
O'Neill Youth Basic Skins L/S Sun Shirt - Lime, 12

The O'Neill Youth Skins Shirt is designed for active boys who love the outdoors. Made from a lightweight 6oz polyester and spandex blend, it offers a four-way stretch, allowing you to move freely while enjoying various activities. With UPF 50+ protection, this shirt keeps your skin safe from harmful UV rays. It also dries quickly, ensuring comfort whether you're swimming or playing on the beach. The slim fit design hugs your body without being too tight, making it a stylish and practical choice for sunny days.

What We Like
Excellent UV protection
Quick-drying fabric
Comfortable slim fit
Four-way stretch material
#TOP 7

O'Neill Kids Basic Longsleeve Sunshirt 8 Smoke

4341
Smoke (4341is)
O'Neill Kids Basic Longsleeve Sunshirt 8 Smoke Cover
O'Neill Kids Basic Longsleeve sunshirt 8 Smoke (4341IS)

The O'Neill Longsleeve Sunshirt offers exceptional protection with its UPF 50+ rating, making it a skin cancer foundation recommended product. Ideal for surfing, swimming, and beach activities, this shirt ensures you can enjoy the sun safely. Crafted from a comfortable yet durable 6oz polyester and spandex blend, it provides the flexibility you need for active pursuits. The minimal seam placement enhances comfort by reducing the risk of rashes during physical activities, allowing you to focus on having fun in the water.

What We Like
Excellent sun protection
Comfortable and durable materials
Ideal for various water sports
Reduces rash risk
#TOP 8

O'Neill Junior Reactor 2MM Back Zip Wetsuit

4867
Blue
O'Neill Junior Reactor 2MM Back Zip Wetsuit Cover
O'Neill Toddler Kids Youth Kids Junior Reactor 2MM Back Zip Shorty Wetsuit Ocean Graphite Red - Unisex

The O'Neill Reactor Wetsuit features a back zip for easy entry, making it simple for you to put on and take off. Its strategic seam placement ensures comfort and flexibility while you're active in the water. Additionally, the wind-proof smoothskin helps keep you warm against breezy conditions, allowing for enjoyable sessions. The adjustable single seal collar provides a snug fit, preventing water from entering and ensuring you stay comfortable throughout your time in the water.

What We Like
Easy to put on
Comfortable and flexible
Wind-proof design
Snug collar fit
#TOP 9

O'Neill Toddler Reactor 2MM Back Zip Wetsuit

4867
Blue
Age 1
O'Neill Toddler Reactor 2MM Back Zip Wetsuit Cover
O'Neill Toddler Kids Youth Kids Junior Reactor 2MM Back Zip Shorty Wetsuit Ocean Graphite Red - Unisex

The O'Neill Reactor Wetsuit is designed with a back zip for easy entry, making it simple for you to put on or take off, even when wet. The strategic seam placement enhances comfort and flexibility, allowing you to move freely while enjoying water activities. Its wind-proof Smoothskin material keeps you warm against chilly breezes, while the adjustable single seal collar ensures a snug fit to prevent water from entering. This combination of features makes the wetsuit ideal for all your aquatic adventures.

What We Like
Easy to put on
Flexible and comfortable design
Wind-proof material
Snug fit collar
#TOP 10

O'Neill Youth Premium Rash Guard SPF 50+

5390
Cool Grey
O'Neill Youth Premium Rash Guard SPF 50+ Cover
O'Neill Youth Premium Skins Rash Guard SPF 50+, Children's, 5390, Cool Grey, 10

The O'Neill Rash Guard is designed for young adventurers who enjoy outdoor activities like surfing, swimming, and paddling. With its UPF 50+ certification from the Skin Cancer Foundation, you can feel confident that your skin is protected from harmful UV rays. The minimal seam placement ensures maximum comfort and reduces the risk of rashes during your fun in the sun. Made from high-quality nylon and spandex, it offers a 4-way stretch for ease of movement while remaining super soft against the skin.

What We Like
Excellent UV protection
Comfortable and rash-resistant
High-quality, stretchy material
Perfect for various water sports
Buying Guide Image
Editor's Notes

During our O'Neill rash guard for boys research, we found 16 O'Neill rash guard for boys products and shortlisted 10 quality products. We collected and analyzed 4,850 customer reviews through our big data system to write the O'Neill rash guards for boys list. We found that most customers choose O'Neill rash guards for boys with an average price of £29.57.

The O'Neill rash guards for boys are available for purchase. The top 10 picks range in price from a low of £13.00 to a high of £59.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 332 consumers with an average rating of 4.6.

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.