Splash About Happy Nappy Sunsuit HNSS with Built-in Nappy

The Splash About Happy Nappy Sunsuit HNSS combines a built-in neoprene swim nappy with a long-sleeved rash top. It is intended for babies and toddlers swimming or playing in the sun, with coverage and reusable nappy protection in one garment.

At a glance

An integrated neoprene Happy Nappy is designed to contain solid leaks, avoiding the need for a separate disposable swim nappy according to the listing.
The attached rash top provides long-sleeved coverage and is described as UPF 50+.
A back zip is intended to make changing easier, while the joined top is designed to avoid riding up.
Suitable use described for pools, beaches and garden paddling pools.

Price

£15.96Save 36%

Reference price: ~~£25.00~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

Combines a reusable swim nappy and rash top in a single garment.
The attached top covers more skin than a nappy-only swimsuit.
Manufacturer describes snug-fitting thigh and waist ribs intended to help contain solid leaks.

Technical specifications

12 specifications

Identity
Brand	Splash About
Model	HNSS
Department	Unisex Baby

Materials and construction
Nappy material	neoprene
Top material	Nylon-Lycra
Top style	long sleeve rash top
Closure	zip at the back

Protection and care
Sun protection claim	UPF 50+
Intended nappy protection	full faecal leakage protection
Care and reuse	Clean and reuse. Do not dispose of after one use.
Usage direction	Put on like a regular swimsuit. Check for leaks regularly.

Sizing
Stated size range	3 Months to 2 Years

What to know before buying

Listing details to confirm

The manufacturer describes the top as 3/4-length in one place and long-sleeved elsewhere, and calls its sun-protection fabric without a UPF rating in one section while the product description states UPF 50+. Check the selected variant’s details and label. The stated size range is broad, and customer sizing feedback is mixed, so use the listing’s size guidance before ordering.

Who is it for?

A good fit for

Parents seeking a combined reusable swim nappy and rash top for pool, beach or garden water play.
Buyers wanting attached upper-body coverage rather than a separate rash vest.

Less suited to

Anyone who needs a separately adjustable swim nappy and top.
Buyers who require sizing advice more precise than the stated 3 Months to 2 Years range.

Splash About Happy Nappy Sunsuit HNSS with Built-in Nappy · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 455 ratings

5 stars84%84%
4 stars10%10%
3 stars4%4%
2 stars1%1%
1 star1%1%

Customer feedback reports good perceived quality, comfort and warmth, and says the suit is easy to put on and leaves room for a nappy underneath. These impressions suit the integrated rash-top and nappy design, but they do not establish leak performance or sun protection. Sizing feedback is mixed, so fit remains an important consideration.

Positive themes

Customers report good quality, comfort and warmth.
Feedback describes the suit as easy to put on and with room for a nappy underneath.

Mixed feedback

Sizing impressions differ, with some customers finding it true to size and others finding it too small.

Frequently asked questions

Does the sunsuit include a swim nappy?

Yes. The listing describes a full neoprene Happy Nappy built into the sunsuit, intended to provide faecal leak protection.

What sun protection rating does it have?

The product description states UPF 50+, although another manufacturer section describes sun-protection fabric without specifying a rating. Check the selected item’s labelling.

How should it be cared for?

The directions say to clean and reuse it, not dispose of it after one use, and to check for leaks regularly.

What sizes are stated?

The manufacturer gives a range from 3 Months to 2 Years. Customer sizing feedback varies, so consult the selected listing’s size guidance.