Weight varies, but waist measurement doesn't lie.
Start with measuring from your child's belly button - that's the most reliable way to find their size.
Getting the right size matters
| Scroll left to right | Best Fit Waist | Full Waist Range | Diaper Length | Weight |
|---|---|---|---|---|
| Size 9 |
18-19.5"
|
18-22"
|
22.8"
|
48-65 lbs
|
| Size 10 |
20-22"
|
20-24"
|
23.6"
|
60-85 lbs
|
| Size 11 |
23-26"
|
22-26"
|
24.4"
|
80-115 lbs
|
Understanding Waist Measurements
Best Fit Waist: These belly button measurements work best for most kids, based on real feedback from hundreds of families. Start here for the most reliable fit.
Full Waist Range: While diapers may work across this wider range of waist measurements, you'll get better results staying closer to the Best Fit range.
👩🦼 Kids Who Use a Wheelchair.
Getting the right measurement while seated helps ensure comfort throughout the day.
🚶♀️Kids Who Walk
Standing measurement gives us the most accurate fit for daily activities
The Right Fit Should Look Like:
🎯 Waist sits snug at belly button
⭐ No gaps around legs or waist
✋ Room for one finger under waistband
✔️ Full coverage front and back
-
Size Down When...
👉 Tabs overlap too much
👉 Gaps at legs/waist
👉 Diaper slides down
👉 Excessive bunching
-
Size Up When...
👉 Tabs stretch too far
👉 Red marks appear
👉 Frequent leaks
👉Tight around legs
☑️ Check size every 3-6 months and after growth spurts or changes in equipment
Stress-Free Sizing Guide
Everything you need to know about finding the right size for your kid.
Sizing Questions? We've Got You
Everything you need to know about finding the right size for your kid.
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Start with your child's waist measurement at belly button level. Match this to our Sweet Spot measurements for the most reliable fit. Our online size guide reflects what we've learned from real families using our products
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Measure at the belly button level. For walking kids, measure standing when possible. For wheelchair users, measure seated and add 1-2 inches. Keep tape snug with room for one finger underneath.
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The Best Waist Fit is where we've found our diapers work best for most kids, based on real feedback from families. The Full Range shows all possible measurements that might work - but we recommend aiming for the Sweet Spot whenever possible.
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Here's the real talk: After launching Youth Crews, we learned so much from our community about how these diapers actually fit our kids. While we can't change what's printed on existing packages right away, we've updated our sizing guidance here to be more accurate based on real family experiences.
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If your child uses positioning equipment, size up 1-2 inches from their base measurement. The extra room helps maintain comfort during position changes.
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Look for these signs:
- Waist sits at belly button
- No gaps at legs/waist
- Can fit one finger under waistband
- Full coverage front and back
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Check measurements every 3-6 months and after:
- Growth spurts
- Equipment changes
- Seeing signs of poor fit (leaks, marks, discomfort
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Size up for more coverage, especially if using equipment or spending most time seated.
A Final Note
We're passionate about our products and the kids who wear them, every body is different. These guidelines are just that - guidelines. Your experience might vary, and that's totally cool. We're here to help you find what works best for your kid.