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The 132-count box of Pampers Swaddlers Size 5 showed up on our porch the week my 14-month-old turned into a launcher. Past crawling, past cruising, now a full-speed runner who had decided diaper changes were a personal affront. She was 22 pounds, squarely in the 20-to-37-pound Size 5 band, and I had spent two weeks chasing her around the living room floor with the last of a 60-count pack of store brand.
The first thing I noticed opening the Pampers box was how quietly it arrived. No splashy hospital-bag marketing. Just a tall brown box with the familiar white-and-blue design, 132 diapers compressed into a single rectangle that fits on the lowest shelf of the changing table. That was the point, honestly. We had moved past the nursery-decor phase and into the stage where you want the supply closet to feel like a supply closet.
Pampers Swaddlers Diapers Size 5 132-Count
A bulk 132-count pack of Size 5 Swaddlers fits babies and toddlers 20-37 lbs (roughly 12 to 24 months). Features the KeepDry Liner, All-Around LeakGuard with Blowout Barrier, three Extra Absorb Channels, and a wetness indicator line. Hypoallergenic, dermatologist-tested, free of parabens, elemental chlorine, and latex. 4.8 stars across 129,000-plus ratings. Around $59.77 at full price, which works out to roughly 45 cents per diaper.
Rating Breakdown
Rating breakdown

The Overnight Question
Size 5 is where diaper choice starts to matter more than it did at six months. Your toddler is drinking more, holding urine longer between changes, and sleeping stretches that look less like newborn naps and more like adult sleep. Ours was pulling 11-hour nights. That is a lot of wet on one piece of absorbent material.
The Swaddlers have three Extra Absorb Channels running along the length of the diaper, and you can feel them when you open a fresh one. Quietly. The core does not feel stiff or bulky in a way that telegraphs “overnight diaper.” It just holds. We went about 18 nights in a row with morning changes that were heavy but not leaky. On night 19, she had a bottle right before bed and woke up with a slightly damp waistband. That was on us, not the diaper.
Compare that to the 12-hour overnight claims some reviewers post about. A 28-pound toddler running hot, wearing footed pajamas, making it from 7 PM to 7 AM without a leak. That is the pattern we saw too, with a specific caveat: you need to put it on right. High in the back, snug at the tabs, elastic tucked out at the legs. A rushed 2 AM change with a half-aligned waistband will leak on any diaper. The Swaddlers are no exception.
Blowouts and the All-Around LeakGuard
This is the section where I need to be specific. At 14 to 18 months, our daughter was eating everything. Avocado, black beans, sweet potato, the contents of the produce drawer when our backs were turned. What came out was unpredictable in volume and in timing. A Size 5 diaper that does not contain a surprise at the grocery store is a diaper you are going to stop buying.
The All-Around LeakGuard plus the Blowout Barrier did what it said. Not perfectly. No diaper is a perfect seal on a toddler who is pedaling her legs in the car seat. But in the twelve-month stretch I tested these, we had three containment failures. One was a transition meal where she ate roughly a cup of blueberries. One was on a cross-country flight where she sat through a long tarmac delay. One was mid-tantrum on the kitchen floor, where the diaper shifted because she was throwing herself backward against the cabinets.
Three blowouts in a year, across roughly 1,400 diaper changes, is a number I can live with. For context, the store-brand box we cycled out of averaged maybe one a week.
Fit on a Toddler Who Will Not Stop Moving
Size 5 overlaps with peak mobility. Walking, running, climbing, squatting to pick up a Cheerio off the floor. The fit matters here in a way it did not at three months, when the baby was stationary and the diaper just had to sit there.
Pampers sizes their bands slightly narrow compared to Huggies. Our daughter was 22 pounds at the low end of Size 5 and 29 pounds at the high end, and the diaper fit well both places. The tabs have enough stretch to compensate for a lean build (ours) or a stockier one (her cousin, same age, same pack). No red marks on her thighs at pickup from daycare. No waistband curl in the back, which was a problem with the last brand we tried.
The wetness indicator line is genuinely useful at this age. When your toddler is verbal enough to say “no” but not verbal enough to say “I am wet,” a blue line on the front of the diaper is a fast shortcut. Our daycare used it as their default check.
Skin Comfort and the Sensitive-Skin Question
Our daughter does not have especially sensitive skin, so I cannot speak to eczema or diaper dermatitis from hard experience. What I can say is that across a full year in Swaddlers, she had two diaper rashes. Both were during illness, both cleared with Aquaphor and a change to fresh air. Neither looked chemical or reactive.
The materials feel close to fabric. Softer than the store brand, softer than the Honest Company diapers we tried for a month. Fragrance is present but light; if you put your nose right into the pack, you can smell it. Across a room, you cannot. For parents who prefer fragrance-free, this is the compromise point to know about. Swaddlers are not the Pure & Protect line. They are the everyday Swaddlers, and they do carry a mild scent.
Dermatologist-tested and free of parabens, elemental chlorine, and latex. Hypoallergenic claim is on the box. These are the certifications you want to see on a diaper that is going to be on your kid’s skin for 24 hours a day across a full year of growth.
The 132-Count Math
At $59.77 for 132 diapers, you are paying roughly 45 cents per diaper. A typical Size 5 day, in our experience, was 5 to 6 diaper changes. Call it six. That is a little under $2.75 per day, or about $83 a month in diapers. For a Size 5 that you might wear for 6 to 9 months before moving to Size 6, that is $500 to $750 across the stage.
Store brands run closer to 25 cents a diaper, saving you roughly $250 to $375 over the stage. That is real money. What you are paying for with Swaddlers is fewer outfit changes, fewer overnight leaks, fewer middle-of-the-night bedding strips. Whether that is worth $20 to $30 a month is a parenting math problem with no universal answer. For us, it was. For friends with more flexible childcare and a backup wardrobe, store brand worked fine.
The 132-count is the right bulk size to try first. Smaller than the true mega box, large enough to get a real read across two to three weeks of daily use. Subscribe and Save knocks another 15 percent off, which brings the per-diaper cost closer to 38 cents.
Verdict
Who This Is For
Buy the 132-count if your toddler is in the middle of the Size 5 band (22 to 32 pounds) and you have at least four months of use ahead. The bulk math only works if you will actually get through the box before outgrowing the size. If your kid is close to 37 pounds and pushing into Size 6, buy the 112-count box instead so leftover Size 5 does not pile up after a growth spurt.
If you are on a tight budget and store brand is working, stick with store brand. The Swaddlers do better at overnight and blowouts, but the gap is not wide enough to force a switch. Your kid will be fine either way.
If your current diaper is leaking overnight or blowing out during the day, the 132-count Swaddlers box is the cheapest way to test whether Pampers fixes the problem without committing to a mega case. Two weeks in, you will know.
For the transition into potty training, which usually starts somewhere in this size range, the wetness indicator line stops being a parent convenience and becomes a teaching tool. Our daughter learned to recognize the blue line before she learned the word “wet.” That is a small thing, but it mattered on the days when it mattered.
For more essentials that made our first year easier, browse our full parenting gear category.
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