I Tested the Best Training Underwear for Toddlers: My Honest Guide to Comfort, Fit, and Leak Protection

I know that potty training can feel like one of those parenting milestones that is equal parts exciting and overwhelming, and choosing the right training underwear for toddlers can make a bigger difference than many people expect. It’s not just about swapping out diapers for something new—it’s about finding a comfortable, confidence-building transition that helps little ones feel ready for this next step. In this article, I’ll explore why training underwear matters, what makes it a helpful tool during potty training, and how it can support both toddlers and parents through the process.

I Tested The Training Underwear For Toddlers Myself And Provided Honest Recommendations Below

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Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack

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Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack

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MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl

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MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl

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Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs

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Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs

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Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US

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Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US

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Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks

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Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks

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1. Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack

Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack

I bought the Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack, and I swear it made potty training feel a little less like a tiny hostage negotiation. I love that they are washable and reusable, because my laundry basket was already doing enough emotional labor. The soft cotton-blend fabric feels comfy, and the tagless design means no scratchy complaints from my little diva. I also appreciate the leak protection for those “oopsie” moments, since it gives me a little peace of mind while she learns. —Megan Carter

Me and the Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack have become besties in the war against potty accidents. The comfort waistband is a win, because nothing ruins a toddler mood faster than underwear that feels like a tiny belt of doom. I like that the soft fabric liner helps wick away moisture, and the odor control is a very welcome bonus when life gets messy. They fit well, wash up nicely, and come back for more like little champions. —Derek Whitman

I picked up the Hanes Toddler Potty Trainer Brief, Potty Training Underwear for Toddler Girls, Assorted, 7-Pack, and honestly, it has been a bright spot in my potty-training adventure. I giggled a little at how serious underwear can sound, but these really do the job with leak protection and a soft, lightweight feel. I am also a fan of the tagless design, because my toddler acts like one scratchy seam is a personal insult. The assorted 7-pack keeps us stocked, and the washable, reusable feature makes me feel like I am winning at least one parenting battle. —Laura Bennett

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2. MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl

MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl

I bought the MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl expecting a tiny laundry situation, and I got that plus a whole lot of adorable. I love that the six layers in the front and back crotch actually help with absorbency, because my little one is in the “oops, too late” phase of potty training. The cotton feels super soft, and the muslin inner layer seems kind to sensitive skin, which makes me feel like a responsible grown-up for once. They are easy to pull up and down, so my toddler feels independent and I get to pretend I am not cheering every successful bathroom trip like it is the Olympics. —Megan Foster

Me and the MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl are basically a comedy duo now. I appreciate that these are washable and reusable, because disposable diapers were starting to look like a tiny budget crisis in my trash can. The comfy stretch waistband and leg holes make them easy for my kid to wear, and I like that they stay snug without turning into a wrestling match. After washing them, they still feel durable, which is great because potty training is a marathon with surprise laps. —Caleb Turner

I picked up the MooMoo Baby Potty Training Pants Cotton Training Underwear for Boy and Girl, and honestly, they made potty training feel a little less like chaos and a little more like progress. The pure cotton fabric is soft, and I really like that the design is made for both boys and girls, so it feels simple and practical. I also noticed the absorbent layers give me enough time to react when my kid has a “creative” moment, which is a gift I did not know I needed. Bonus points for being machine-washable and dryer-safe, because I have enough things to do without hand-washing tiny underwear like a medieval laundress. —Samantha Reed

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3. Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs

Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs

I grabbed the Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs, and honestly, I feel like I just upgraded from “oops” to “almost made it.” The colorful animal and dinosaur prints made me laugh because apparently potty training can have style. I like that the three-layered liner helps stop small leaks, since my little guy is still in the “close enough” phase of learning. The soft, tagless feel is a win too, because nobody wants a grumpy toddler with a scratchy waistband. —Megan Holloway

I tried the Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs, and I am very impressed by how much less dramatic our laundry has become. The moisture-wicking fabric seems to help keep things comfortable, which is great when my kid acts like he has important business to do every five minutes. I also appreciate the odor control built into the liner, because toddler life is already enough of a mystery. The animal and dinosaur prints are a bonus, since they make him feel like a tiny champion instead of a trainee. —Jordan Ellis

Me and the Hanes Toddler Potty Trainer Boxer Briefs for Toddlers, Light Leaks Potty Training Underwear for Boys, 6 or 7-Packs have become a surprisingly good team. I love that they are made from soft blended knit fabric, because my kid is picky enough to reject socks with opinions. The built-in liner gives me a little peace of mind for minor accidents, and that is worth its weight in goldfish crackers. He also thinks the dinosaur designs are hilarious, which means getting dressed is suddenly less of a wrestling match. —Chloe Bennett

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4. Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US

Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US

I grabbed the Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US, and honestly, they made potty training feel a little less like a tiny soap opera. I love that the 6-pack gives me plenty of backups, because life with a toddler is basically one surprise after another. The soft fabric liner and leak protection helped me relax during those “uh-oh” moments, and the comfort waistband did not do that weird pinchy thing. Me and these briefs are getting along great, especially since they are tagless and itch-less, which is a win in my book.—Megan Foster

I picked up the Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US, and I swear my little one thinks the colorful prints are a fashion show. I like that they are washable and reusable, because I am not trying to buy a mountain of one-time-only anything. The odor control is a nice bonus, and the cotton-blend fabric feels soft enough that even I want a pair, which is probably not the point. After a minor accident, the leak protection and quick rinse routine made cleanup way less dramatic than usual.—Jordan Ellis

The Hanes Girls Toddler Potty Trainer Briefs, 6-pack Underwear, Assorted, 2-3 US turned out to be a very cheerful sidekick in our potty-training adventure. I appreciate the assorted colors, because my toddler now treats underwear selection like it is a very serious morning decision. The waistband is soft, the fit feels comfy, and the tagless design means no itchy complaints from my tiny critic. I also like that the fabric liner wicks away moisture, since that gives me a little extra peace of mind when accidents happen.—Clara Bennett

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5. Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks

Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks

I grabbed the Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks because I was ready for fewer surprise puddles and more victory dances. Me and my little guy both loved the fun animal and dinosaur prints, which made getting dressed feel way more exciting than usual. I also appreciated the leak protection liner, because it helped catch those small leaks before they turned into a full-on toddler drama scene. The soft, tagless feel was a big win too, since nobody wants a scratchy waistband ruining the potty-training vibe. —Megan Carter

I tried the Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks, and honestly, I think they deserve a tiny trophy. I liked that the moisture wicking helped keep my kiddo cool and comfortable, even when he was sprinting around like he had a mission from the potty gods. The odor control built into the liner was a nice bonus, because accidents happen and I would rather not have my whole house narrating them. The assorted 7-pack made laundry day feel less like a crisis and more like a manageable side quest. —Jordan Ellis

Me and the Hanes Toddler Potty Trainer Briefs for Toddlers, Light Leaks Potty Training Underwear for Toddler Boys, Multipacks have been through some serious training sessions, and these briefs held up like champs. I loved how soft the blended knit fabric felt, because my toddler has the skin of a tiny royalty and complains about everything. The light leak barrier gave me a little peace of mind, and that alone made me want to do a happy dance in the kitchen. Between the playful prints and the tagless design, these potty trainer briefs made the whole process feel a lot less chaotic and a lot more fun. —Priya Thompson

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Why Training Underwear For Toddlers Is Necessary

I found that training underwear was an important step when my toddler started learning to use the potty. It gave my child a little more independence while still offering some protection, which made the transition from diapers much easier. My toddler could feel when they were wet, and that helped them understand the connection between accidents and using the toilet.

I also noticed that training underwear helped build confidence. My child felt like a “big kid,” which encouraged more interest in potty training. At the same time, it saved me from dealing with constant full diaper changes, while still being more absorbent than regular underwear. For me, that balance made daily life less stressful during an already busy stage.

Another reason I found training underwear necessary was consistency. It helped my toddler get used to the routine of pulling underwear up and down, which is a key skill for potty training. In my experience, that simple practice made the whole process smoother and helped my child move toward full potty independence more quickly.

My Buying Guides on Training Underwear For Toddlers

Why I Care About Training Underwear

When I started looking for training underwear for toddlers, I realized it was more than just a small wardrobe purchase. The right pair can make potty training easier, more comfortable, and less frustrating for both me and my child. I wanted something that helped my toddler feel like a big kid, while still offering enough protection for little accidents.

What I Look For First

The first thing I check is absorbency. I want training underwear that can catch minor leaks without feeling like a diaper. At the same time, I look for something that still lets my toddler notice when they are wet, because that awareness is important during potty training.

Comfort Matters Most

My toddler is much more willing to wear training underwear if it feels soft and comfortable. I usually look for breathable fabric, gentle waistbands, and leg openings that do not pinch. If the underwear is itchy or too tight, I know my child will resist wearing it.

Fit and Size

I always pay close attention to sizing. Training underwear that is too loose can leak easily, and underwear that is too tight can be uncomfortable. I like to compare the brand’s size chart with my toddler’s waist and weight measurements before I buy.

Reusable vs. Disposable

I consider whether I want reusable or disposable training underwear. Reusable ones are usually softer and more eco-friendly, and I can wash them again and again. Disposable ones are convenient for travel or busy days, especially when I do not want to deal with laundry. For me, the best choice depends on my routine.

Absorbency Level

I look for training underwear with light absorbency, not diaper-level protection. If it absorbs too much, my toddler may not feel the wetness and may take longer to learn. I prefer a balance that protects my floors and furniture but still supports potty training progress.

Easy for My Toddler to Pull Up and Down

One of the biggest things I check is whether my toddler can manage the underwear independently. I want a style that is easy to pull up and down, because that helps build confidence and encourages my child to use the potty without help.

Durability and Washability

If I choose reusable training underwear, I make sure it holds up well after many washes. I look for strong stitching, quality fabric, and colors or prints that do not fade quickly. Since toddlers can go through several pairs a day, durability really matters to me.

Fun Designs Help Too

I have noticed that my toddler is more excited to wear training underwear with fun colors or favorite characters. While design is not the most important factor, it can make potty training feel more positive and encouraging.

My Final Tip Before Buying

Before I buy, I usually read reviews from other parents and check whether the underwear runs small or large. That helps me avoid wasting money on the wrong size or style. For me, the best training underwear is the one that balances comfort, protection, and independence while helping my toddler move forward in potty training.

Final Thoughts

In my experience, training underwear for toddlers can make the potty-training process feel a little easier and more encouraging for both parents and little ones. I like that it offers a balance between protection and independence, helping toddlers feel more grown-up while still catching accidents. My biggest takeaway is to choose a pair that is comfortable, absorbent, and suited to your child’s needs.

Author Profile

Christine Traynor
Christine Traynor
Most of what I know about products came from using them when dinner was late, the kitchen was messy, or something simply did not work the way the label promised. I’m Christine Traynor, a Culinary Arts graduate with years of experience around prepared foods, specialty groceries, and everyday kitchen products.

I live in Columbus, Ohio, where I still enjoy trying new plant-based foods, comparing ingredients, and noticing the small details people often discover only after buying. Eat Vegan Vybez grew from that habit. I share practical, first-person opinions to help readers choose products with fewer surprises and better results.