Best Swimwear Sunsuits for Baby Boys of 2025

"I absolutely love this brand! This is the second swimsuit we’ve purchased, and it’s just as great as the first. The thickness is perfect, keeping my baby cool when wet, and it fits amazing! The stretchy material allows it to last longer, and I adore the bright colors and cute pattern. It’s easy to wash, and the zipper design makes diaper changes quick. Great sun protection too!"

"I can’t recommend SwimZip enough for my little guy! The UPF 50+ material makes sun protection a breeze, so I don’t have to deal with sunscreen battles anymore. The fun prints are a bonus, and the full-length zippers make it easy to dress him. It dries quickly after splash time and seems very comfortable for him. It’s truly a lifesaver at the beach or pool!"

"We took this swimsuit on our trip to Hawaii for our 7-month-old, and it was just perfect! The fit was great, and he looked adorable in it. I loved how well it protected him from the sun. Though I’m not sure how much it helped with his eczema, it gave me peace of mind. I appreciated not having to constantly reapply sunscreen, and the design is both breathable and protective!"

"I initially hesitated because some fabrics aren't ideal for babies, but this swimsuit is very comfortable and true to size. My boys enjoyed the sleeves. Changing diapers can be a bit tricky, but overall, I'd definitely recommend it!"

"We love this swimsuit so much that we ended up ordering more! The sizing is great, and the material is nice. After several washes, it has held up well, although the hat's brim is a little wonky now. Besides that, it's really cute!"

"I bought the duck swimsuit for my son's first summer when he was just 5 months old and absolutely loved it. It seems breathable yet high quality, and it’s really easy to put on. I loved it so much that I got it again in the next size up for his second summer!"

"This bathing suit was perfect for my nephew. The size fit him just right and protects him from the sun. The matching hat is also a great bonus. This was an easy purchase and a perfect gift."

"I loved this outfit for my son! It fit well and was adorable and durable. He looked so cute in it!"

"I couldn't wait to put this beautiful little swimsuit on my grandbaby. The fabric is lovely, and the hat has a flap that provides great neck protection. Just perfect!"

"I appreciate the safety of this product for my baby during those hot summer days. The softness and breathability of the material make it a great choice, and the SPF protection gives me peace of mind. It's also easy to put on my son, and I love that it’s adorable and affordable. After multiple washes, there’s been no fading, which is fantastic!"

"I purchased this for my three-month-old son and love the UV protection it offers. He seems quite comfortable in it, which makes me happy!"

"This is the cutest outfit! My seven-month-old was both comfortable and looked adorable. It was super easy to change his diaper and dried quickly. The quality is impressive too!"

"I find this swimsuit to be very high quality and comfortable. It's a great sun-safe option for long days at the lake, and the zipper makes it extra convenient to use!"

"I love everything about this swimsuit I got for my 10-month-old. The long sleeves are perfect for avoiding sunburn, and the zipper is fantastic for easy dressing. It's an adorable swimsuit with vibrant colors!"

"I bought this for my two-year-old nephew and made sure to size up. The colors are very vibrant, and it fits a little loose and stretchy, which is just what I wanted!"

"My son loves this swim suit! It's very stretchy and not tight at all. The quality material is impressive, and it’s such a cute style that protects him from the sun! A must-have!"

"My 4-year-old son used to hate traditional swim shorts, but he absolutely loves this outfit! He wears it all day at the river and even wants to wear it at home. The quality is excellent and it's super cute! It fits him true to size."

"I found the perfect swimsuit after trying four others that were too small. This one fits my 11-month-old perfectly, allowing him to get both thighs through without a fuss!"

“I recently bought the upandfast Baby/Toddler Swimsuit UPF 50+ for my 8-month-old, and it's been fantastic! The fit is perfect, and I feel confident with the excellent coverage against the intense AZ sun. The UPF 50+ protection is a huge plus. The matching hat is a thoughtful touch, adding extra sun protection. Putting it on and taking it off is easy thanks to the zipper, and the material feels both comfortable and durable. I highly recommend this swimsuit!”

“I got the 12-18 month size for my 9-month-old, who is quite big for his age. He fits well in it, but I’ll need to size up soon. The material is strong and stretchy, with vibrant colors that washed well. I will definitely buy this again!”

“Our baby is very fair-skinned, so I was concerned about her being in the sun. This suit is perfect! I love the long sleeves and hat for full coverage, which lessens my need to constantly apply sunscreen. It holds up well and has received many compliments for being so cute! My only minor issue is the zipper placement, which can make it a bit tricky to get on, but overall, it’s fantastic!”

"I got the UNIFACO Baby Boy Swimsuit for my son, and it's a game-changer for sunny days! The UPF 50+ protection gives me peace of mind, and the included sun hat is not only cute but also functional. The zip-up design makes dressing so easy—no more wrestling with a wet baby!"

"We purchased this for our 8-month-old, and he absolutely loves it! The built-in sun protection is fantastic, and the fun pattern makes it even better. It's so lightweight and cleans easily—definitely a great choice for our little one!"

"I have to say, I loved this swimsuit for my son! The quality is excellent, and the fit was just right. Everyone kept commenting on how they loved the pineapple design—it was a hit!"

"The outfit is adorable and very breathable, perfect for protecting my child from sun rays, and I don't have to worry about overheating."

"I purchased this swim suit for my 15-month-old son. Even though he wears 12-18 month onesies, it's still a bit large on him. It's super cute, but I suggest going a size smaller if you're in a hurry for a vacation. However, we've loved the sun hat all last summer!"

"This is the cutest rash guard! It's actually quite soft, and my son doesn't seem bothered by it at all. It provides great coverage from the sun. The only issue is that my son has a big head, so the hat didn't fit him well, but I was more focused on the swimsuit."