---
product_id: 602289447
title: "Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic"
brand: "ninjamas"
price: "¥2019"
currency: JPY
in_stock: false
reviews_count: 1
url: https://www.desertcart.jp/products/602289447-ninjamas-boys-bedwetting-nighttime-underwear-boys-size-s-m-38
store_origin: JP
region: Japan
---

# 12-hour overnight protection 3x faster absorption 30% fewer leaks Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic

**Brand:** ninjamas
**Price:** ¥2019
**Availability:** ❌ Out of Stock

## Summary

> 🌙 Sleep tight, leak-free nights in sight!

## Quick Answers

- **What is this?** Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic by ninjamas
- **How much does it cost?** ¥2019 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/602289447-ninjamas-boys-bedwetting-nighttime-underwear-boys-size-s-m-38)

## Best For

- ninjamas enthusiasts

## Why This Product

- Trusted ninjamas brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Odor Mask Technology:** Discreetly neutralizes odors so your child wakes up fresh and confident
- • **Leak-Resistant Design:** 30% fewer leaks with taller, stronger leg cuffs for uninterrupted sleep
- • **360° FormFit Waistband:** Fits like real underwear for easy, independent wear and removal
- • **Ultra Absorbent LockAway Channels:** Absorbs liquids 3x faster to keep your child dry all night
- • **Hypoallergenic & Dermatologist-Tested:** Safe for sensitive skin, free from parabens and latex

## Overview

Ninjamas Boys Bedwetting Nighttime Underwear offers 12 hours of reliable, ultra-absorbent protection with 30% fewer leaks thanks to advanced Pampers LockAway Channels and reinforced leg cuffs. Designed for kids 38-70 lbs, these hypoallergenic pull-ups feature a 360° FormFit waistband for comfort and independence, plus odor control technology to keep mornings fresh. Pediatrician recommended and FSA/HSA eligible, Ninjamas ensures confident, dry nights for your child.

## Description

Product Description               Introducing Ninjamas Nighttime Underwear, the reliable solution for nighttime accidents and a good night's sleep! With our NEW AND IMPROVED design, our nighttime pull ups help you say goodbye to wet sheets from overnight leaks and hello to good mornings. Designed for both boys and girls, our overnight underwear combines comfort and protection so your child can wake up dry every morning. With up-to 100% leak protection for 12 hours, you and your child can finally enjoy the peaceful nights you deserve. Created with patented Pampers LockAway Channels, our innovative nighttime pull-ups absorb liquids 3x faster* than the leading brand, guaranteeing powerful all-night leak protection. The 360° FormFit Waistband ensures a snug, underwear-like fit that accommodates children of all sizes, making it easy for them to pull up and down independently. Plus, our OdorMask Technology discreetly neutralizes unpleasant smells from overnight accidents, so your child can wake up fresh and ready for the day. As a proud partner on your big kid's journey towards independence, we prioritize your child's health and comfort. Our disposable bedwetting underwear is free from harsh chemicals, including parabens and latex***, making them safe for even the most sensitive skin. We are committed to your satisfaction, offering a Money Back Guarantee**** to ensure you are completely happy with your purchase. Available in sizes S/M (38-70 lbs) and L (64-95+ lbs), Ninjamas cater to kids of all sizes and age and are the perfect choice for parents seeking reliable and effective bedwetting underwear for kids. Make bedtime better with Ninjamas Nighttime Underwear by Pampers, the #1 Pediatrician recommended brand! (*vs. Previous Product) (**Based on size S/M and L vs. leading nighttime underwear. 280ml across 2 loadings) (***No natural rubber) (****Visit ninjamas.co/en-us/money-back-guarantee for full terms)                  Directions               Put on the underwear like regular underwear, changing it as soon as it's wet or soiled. For best fit, use the size chart based on the child's weight. After use, dispose of it in the trash, wrapping it in tissue or placing it in a plastic bag to maintain hygiene. Always wash hands after handling used underwear.               
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                    Safety Warning               CAUTION: ■ KEEP AWAY FROM ANY SOURCE OF FLAME. NINJAMAS NIGHTTIME UNDERWEAR, LIKE ALMOST ANY ARTICLE OF CLOTHING, WILL BURN IF EXPOSED TO FLAME. ■ TO AVOID RISK OF CHOKING ON PLASTIC, PADDING, OR OTHER MATERIALS, DO NOT ALLOW YOUR CHILD TO TEAR THE PANT, OR HANDLE ANY LOOSE PIECES OF THE PANT. DISCARD ANY TORN OR UNSEALED PANT, OR ANY LOOSE PIECES OF THE PANT. ■ TO AVOID SUFFOCATION, KEEP ALL PLASTIC BAGS AWAY FROM BABIES AND CHILDREN.IF YOU NOTICE GEL-LIKE MATERIAL ON YOUR CHILD'S SKIN, DON'T BE ALARMED. THIS COMES FROM THE NIGHTTIME UNDERWEAR PADDING AND CAN BE EASILY REMOVED BY WIPING YOUR CHILD'S SKIN WITH A SOFT, DRY CLOTH.             See more

## Features

- NINJAMAS BOYS NIGHTTIME BEDWETTING UNDERWEAR: 14 Count overnight underwear for boys/girls, size S/M; fits children 38-70 lbs. Ninjamas nighttime products are FSA/HSA-eligible in the US
- NEW AND IMPROVED DESIGN: Ninjamas feature 30% less leaks* with 25% taller and stronger leg cuffs, helping ensure a good night’s sleep for you and your child
- PAMPERS-POWERED PROTECTION: From the #1 Pediatrician recommended brand, Ninjamas nighttime pull-ups are specifically designed to stop nighttime accidents
- ADVANCED ABSORPTION TECHNOLOGY: With exclusive Pampers LockAway Channels, Ninjamas absorb liquids 3x faster** than the leading brand, keeping your kid dry all night
- RELIABLE OVERNIGHT LEAK PROTECTION: Designed for boys and girls, Ninjamas have 30% less leaks* with up-to 12 hours of nighttime protection, no matter how your child moves
- 360° FORMFIT WAISTBAND: Our big kid pull-ups fit like real underwear, making them easy for kids to pull up and down independently
- ODOR MASK TECHNOLOGY: Ninjamas discreetly combats unpleasant odors from accidents, helping your child wake up fresh and confident
- SAFE FOR SENSITIVE SKIN: Free of parabens and latex***, our nighttime underwear is dermatologist-tested and hypoallergenic, suitable for delicate skin
- FIND THE BEST FIT FOR YOUR BIG KID: Available in boys and girls sizes S/M (38-70 lbs) and L/XL (64-95+ lbs), Ninjamas cater to all ages in need of nighttime protection
- MONEY-BACK GUARANTEE: We stand behind our product. If you're not completely satisfied, we’ll refund your purchase Visit ninjamas.co/en-us/money-back-guarantee for full terms

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Units | 14 count |
| Brand | Ninjamas |
| Format | Diapers |
| Age Range Description | Kid |

## Product Details

- **Brand:** Ninjamas
- **Number of items:** 14
- **Colour:** Grey
- **Incontinence protector type:** Bed Wetting Underwear
- **Age range (description):** Kid
- **Material:** Cotton Rubber
- **Material Type Free:** Latex Free, Paraben Free
- **Reusability:** Disposable
- **Size:** Small/Medium (14 Count)
- **Unit count:** 14 count

## Images

![Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic - Image 1](https://m.media-amazon.com/images/I/81x36bmrmdL.jpg)
![Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic - Image 2](https://m.media-amazon.com/images/I/81jmqybQynL.jpg)
![Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic - Image 3](https://m.media-amazon.com/images/I/81E1HCdYvEL.jpg)
![Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic - Image 4](https://m.media-amazon.com/images/I/81DgC0p6v3L.jpg)
![Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic - Image 5](https://m.media-amazon.com/images/I/81bW0DBfiDL.jpg)

## Questions & Answers

**Q: Are these larger then the goodnites brand L/XL?**
A: They're nowhere near close to being the same size as Goodnites L/XL., Even Underjams L/XL were bigger than Ninjamas L/XL.

**Q: My son have best friend he wear to can he use to yes are no**
A: It does depends on how to yes or wear in the before if he doesn't go after or look more like

**Q: i have autism will they fit me im 175 pounds...?**
A: No, these would not be a good fit for your size. My son weighs 110 and they are a perfect fit.

**Q: Do these have refastenable sides?**
A: Thank you for your question. Our Ninjamas have tear-away sides to remove a soiled diaper without making a mess. We'd be grateful for the opportunity to help you further. We hope you will find a moment to call us at 1-833-NINJAMA. 

The Ninjamas Team

## Customer Reviews

### ⭐ Not worth the price
*by K***R on 29 May 2025*

It’s rubbish rips easily.

## Frequently Bought Together

- Ninjamas Boys Bedwetting Nighttime Underwear Boys - Size S/M (38-70 lbs), 14 Count, Overnight Protection, Ultra Absorbent, Hypoallergenic
- Goodnites Boys' Nighttime Bedwetting Underwear, Size S/M (43-68 lbs), 14 Ct, Packaging May Vary
- Scott ComfortPlus Toilet Paper, 12 Double Rolls, 231 Sheets per Roll, Septic-Safe, 1-Ply Toilet Tissue

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*