# Splash About Size Adjustable Swim Nappy

Splash About Size Adjustable Swim Nappy is a reusable polyester under nappy with adjustable poppers to adapt the fit as a baby grows. It can be worn alone or under a Happy Nappy, where the manufacturer describes it as part of a double-layer system.

- [Original product page](https://bargainpostbox.co.uk/product/splash-about-size-adjustable-swim-nappy)
- [View offer](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Splash About
- Category: Baby > Diapering & Baby Care > Baby Diapers
- Price: 5.95 GBP
- Previous price: 7.00 GBP
- Discount: 15%
- Price checked: 2026-11-13T05:51:07.247Z
- Rating: 4.5 / 5
- Reviews: 320

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Poppers adjust at the waist and leg length, with settings intended to accommodate growth.
- Designed as an under nappy for the Splash About Happy Nappy double-layer system, but may also be worn on its own.
- Reusable construction offers an alternative to disposable swim nappies.

## Pros

- Adjustable poppers allow the fit to be changed as the child grows.
- Machine washable and reusable, so it can be used across multiple swims.
- Can serve as an additional layer under a Happy Nappy or as a standalone swim nappy.

## Specifications

### Design and fit
- Material: super soft polyester
- Adjustment: multiple poppers
- Stated fit period: up to 1 year
- Wear options: can be worn on its own or under a Happy Nappy
### Care
- Care: Machine Washable

## Before you buy

- The manufacturer describes the intended fit period as both over a year and up to 1 year. Check current fit against your child, especially as customer feedback includes both good-fit and snug-fit reports. The manufacturer describes this under nappy as one layer of a double-layer system, so it should not be treated as equivalent to the complete system when that is required.

## A good fit for

- Parents seeking a reusable swim nappy with adjustable poppers as their baby grows.
- Buyers assembling the Splash About double-layer system with a separate Happy Nappy.

## Less suited to

- Buyers who need a complete double-layer swim-nappy system in one purchase. The Happy Nappy and liners are described separately.

## Customer feedback

Customer feedback highlights adjustability and ease of use, with reports that the nappy serves its purpose. Fit and comfort are mixed: some find the fit good while others say it is snug, and one customer reports marks after swimming. Many report no accidents, but this feedback is not a guarantee of containment. The adjustable poppers provide fitting options, though a careful fit check matters, particularly if using it beneath a separate Happy Nappy. Aggregate ratings are mostly five-star, but do not explain the differing fit and comfort experiences.
- Positive themes: Customers appreciate its adjustability and ease of use.
- Positive themes: Customers report that it serves its purpose well.
- Negative themes: One customer reports marks left on their child after swimming.
- Mixed feedback: Fit and comfort receive mixed feedback, including reports of a good fit and a fit that feels too snug.
- Mixed feedback: Many customers report no accidents during use, but this is not a guarantee of leak protection.

## Frequently asked questions

### Can this swim nappy be worn on its own?
The manufacturer says it can be worn alone instead of a disposable swim nappy, or underneath a separate Happy Nappy.
### Does it adjust as a baby grows?
The poppers can be repositioned to change the waist and nappy length. The listing gives differing fit-period wording, so treat the stated period as an estimate and check fit as your child grows.
### Is the Happy Nappy included?
The listing describes the Size Adjustable Nappy as designed to go under a Happy Nappy, but does not specify the Happy Nappy as included.
### How should it be cared for?
The listing describes it as machine washable. It also advises checking and changing a swim nappy every 1-2 hours or after each swim.

## Alternative options

- [HECCEI Baby Swim Diapers Reusable Soft Swim Nappy Leak-Proof Design for Swimming Lessons/Pool/Beach \(Blue, 18-24 Months\)](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Joyo roy Baby Swim Nappy 2PACK Reusable Swim Nappies for Baby Boy Adjustable and Washable Swim Nappy Cover](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [KIDVERSE Reusable Swim Nappies 0-3 Years - Baby Swim Nappy for Boys & Girls \| 2pcs skin friendly baby swim nappy - reusable swimming nappies for babys - adjustable water nappies - bag included](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Luxja Reusable Swimming Nappy \(Pack of 2\), Whales + Fishes \| Adjustable Swim Nappies for Baby \(0-3 Years\)](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Dreammonkey Reusable Swim Nappy for Kids & Youth Leakproof Special Needs Swimwear Waterproof Incontinence Protection for Pool & Beach, Boys & Girls\(Blue,6-8T\)](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Joyo roy Reusable Swim Nappies 2PACK Baby Swimming Nappies Size 2 for Baby Boy Adjustable and Washable Reusable Swim Nappy Size 1 Washable Toddler Cover Diaper Pants Waterproof Swimming Nappy](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Vicloon Swimming Nappy Reusable, 2 Packs Baby Swim Nappy Comfortable Swim Nappies, Adjustable Size Washable Nappy for Swimming Lessons/Holiday](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Babylino Sensitive Swim Pants Sea and Pool Baby Nappies, Size 4/5 \(9-15kg\), 84 Units](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Pampers Night Pants, Size 4](https://bargainpostbox.co.uk/visit/pampers-night-pants-size-4)
- [FAMPAL Adult Nappies for Men and Women, Medium, 15 Count \| Disposable Adult Diapers, Incontinence Briefs with tabs, Maximum Absorbency, Overnight Protection, Odor Control, Unisex](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Splash About Happy Nappy, Shark Reef, 6-12 Months](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [FAMPAL Adult Incontinence Pants for Men and Women, Large, 12 Count \| Disposable Adult Pull Ups, Adult Nappies, Protective Underwear, Odor Control, Overnight Protection, Unisex](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)

## Add-ons

- [Splash About Happy Nappy Sunsuit, Swimwear for Babies and Toddlers with Built-in Nappy](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)
- [Slash About Happy Nappy Costume, One Piece Swimwear for Babies and Toddlers](https://bargainpostbox.co.uk/visit/splash-about-size-adjustable-swim-nappy)

## Images

![Splash About Size Adjustable Swim Nappy — 1](https://bargainpostbox.co.uk/i/-mUTyZPrLXp535ZxL2m8UTa3z3a3thK00Fo30oY65XibRfEMY6uEa-SEtogzMf19x5LFEziYJ-j53wkw0Iu-SrEx_J4F48AFWmBgOuYZoKBDSSHbNIYwTjo4.jpg)

![Splash About Size Adjustable Swim Nappy — 2](https://bargainpostbox.co.uk/i/mTp_Mk98rzeboLru1SP6sKo7LYkIKIZHlYqoM2Racjd0FAvo87N-tS8KZ0D_84m_pe2N2ct6LklnWm-k2Ojzs8TV48cush7PhDqBaXJUwFYddI4u_ETWQoJP.jpg)

![Splash About Size Adjustable Swim Nappy — 3](https://bargainpostbox.co.uk/i/47Yv-xMovejZPf38QRlvFC-JAZwtm4aRl5PJVFixnORipyxkb1_hDnqFEPdyfz0TNo1r2-HPxo9pklo5DDPST-IbNKEzbRr_8DzGJhX6Z4dwncdGgssHNLE9.jpg)

![Splash About Size Adjustable Swim Nappy — 4](https://bargainpostbox.co.uk/i/OR-gtyangPs2m2vBAwLKTETepZVx4TWiSGKHNiMfNzZ2UMDQKw5EFD_lZceevANbvYfsXDBIz0DwjZ0xnHRc0D1_gNFuIQHfQaKcux4IvoTcorIEVoFo1nDG.jpg)