---
title: "Nappy Pants Size 5 — £334K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/baby-products/nappy-pants-size-5"
last_updated: "2026-07-21T11:20:41.834Z"
locale: en
meta:
description: "Niche score 56/100 · £334K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · £334K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Nappy Pants Size 5 — £334K/yr Amazon UK Niche (2026) - Flapen"
---
# **nappy pants size 5**
**Worth a look**
Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 53Growth 23Conversion 86Competition 65Returns 100Price range 73Avg price 90Brand share 14Review moat 25Quality gap 52
**Returns**
**Incredible****0.1%**
return rate — above 6% kills the launch gate
**Avg price**
**Great****£21.01**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****9.7%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****£5.59–£39.89**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Good****£334K**
£334K/yr · 164K searches
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,034.62**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-3.8%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, nappy pants size 5 is a £334K/yr Amazon United Kingdom market (164K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Feb–Mar–Jun. Verdict: Worth a look — 56/100.
Data updated Jul 18, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **nappy pants size 5 market data**
- **Units sold / yr**
- **15K–20K**
- avg 250–500/product
- **Revenue / yr**
- **£315K–£420K**
- units × avg price
- **Launch success**
- **—**
- 1 of 2 new (360d)
- **Conversion rate**
- **9.7%**
- **Avg BSR**
- **#77**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **68%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **150 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▲rising
**Sellers**
**90**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**46%**
Top 20: 85%
**Open market**
**3%**
- Pampers57% - by Amazon25% - Mama Bear6% - HUBSIDIA4% - Pura3% - Heekcaa2% - Open — no brand owns it (3 brands, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.8% search growth over the last 90 days.
5K4KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb, Mar, Jun · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/uk/baby-products/nappy-pants-size-5/trend)
## **Top nappy pants size 5 search terms**
- **pampers pants size 5**19K/yr+15.5%8.6% conv. - **nappy pants size 5**21K/yr-6.2%9.9% conv. - **pampers size 5 pants**15K/yr+35.6%9.8% conv. - **pampers pants**11K/yr+35.6%1.8% conv. - **mama bear nappies**19K/yr-43.7%1.2% conv. - **size 5 nappy pants**13K/yr-24.5%13.1% conv. - **amazon nappies**10K/yr+9.7%1.3% conv. - **pull ups size 5**8K/yr+19.7%9.7% conv. - **pampers pull ups size 5**9K/yr-36.0%9.0% conv. - **size 5 pull up nappies**6K/yr+34.0%14.6% conv. [**All search terms **](https://flapen.com/research/uk/baby-products/nappy-pants-size-5/search-terms)
## **Top nappy pants size 5 products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%£13K8%£27K12%£40K16%£53K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 34 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Pampers Baby-Dry Characters Paw Patrol Nappy Pants S5**Pampers**£36.48**4.7★2,617 rev](https://www.amazon.co.uk/dp/B0BLW7L6S5) [2**by Amazon Disney Nappy Pants Size 5 (12-17 kg) 70 Count White (Previously a Mama Bear brand same product)**by Amazon**£11.53**4.2★7,046 rev](https://www.amazon.co.uk/dp/B092DPZ7G7) [3**Pampers Premium Protection Nappy Pants Size 5 144 Nappies 11kg-17kg Monthly Pack + Pampers Harmonie Aqua Baby Wipes 1 pack of 10 Wipes**Pampers**£34.19**4.7★3,057 rev](https://www.amazon.co.uk/dp/B0C8TW7TBX) [4**Pampers Harmonie Nappy Pants Size 5 144 Nappies 12kg-17kg Monthly Pack Gentle Skin Protection and 360 Comfort Fit**Pampers**£39.89**4.6★1,804 rev](https://www.amazon.co.uk/dp/B0BLW6K6F9) [5**Baby-Dry Nappy Size 5 (12-17kg) Pants Bundle 2 Packs of 33**HUBSIDIA**£26.01**5.0★1 rev](https://www.amazon.co.uk/dp/B0FTNSSCGS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Amazon Brand - Mama Bear Disney Ultra Dry Nappies Size 4+ (9-15 kg) 80 Count White**Mama Bear**£12.46**96 revtoday](https://www.amazon.co.uk/dp/B092DNBFKC) [**Baby-Dry Nappy Size 5 (12-17kg) Pants Bundle 2 Packs of 33**HUBSIDIA**£26.01**1 rev9mo ago](https://www.amazon.co.uk/dp/B0FTNSSCGS) [**PAMPERS Pants Nappies Pull ON Size 5 Junior 58 Pack**Pampers**£16.78**4 rev1y ago](https://www.amazon.co.uk/dp/B0DDLDF4W8) [**Pura Nappy Pants Size 5 20 Count 12-17kg 360 Stretch Fit Potty Training Pants for Hypoallergenic & Sensitive Skin Up to 12 Hours Overnight Leak Protection Totally Chlorine Free**Pura**£5.59**88 rev2y ago](https://www.amazon.co.uk/dp/B0D6G4B5Z4) [**Pampers Baby-Dry Pants Size 5 160 Nappies 11kg-17kg 360 Fit Helps Prevent Leaks**Pampers**£37.95**6,424 rev2y ago](https://www.amazon.co.uk/dp/B0BLW6DCM1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Pampers Night Nappy Pants Size 4 180 Nappies 9kg-15kg**Pampers**£36.08**4.5★**▲ 305%**](https://www.amazon.co.uk/dp/B0BLW7MHKH) [**Potty Training Pants for Boys Girls6 Packs Reusable Baby Toddler Training Pants Soft Washable 2-6 Years (as8 Age 3_Years Regular Blue)**Heekcaa**£19.49**4.2★**▲ 266%**](https://www.amazon.co.uk/dp/B0BX3CYK3H) [**Pampers Night Nappy Pants Size 5 160 Nappies 11kg-17kg**Pampers**£38.81**4.5★**▲ 262%**](https://www.amazon.co.uk/dp/B0BLW45661) [**Amazon Brand - Mama Bear Disney Ultra Dry Nappies Size 4+ (9-15 kg) 80 Count White**Mama Bear**£12.46**4.0★**▲ 185%**](https://www.amazon.co.uk/dp/B092DNBFKC) [**by Amazon Disney Nappy Pants Size 6 (15+ kg) 60 Count White (Previously a Mama Bear brand same product)**by Amazon**£11.54**4.2★**▲ 136%**](https://www.amazon.co.uk/dp/B092DT65KS)
**~~View all trending →~~**
## **What buyers say about nappy pants size 5**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“Excellent product”*
**Comfort-Overall**10%
*“comfort”*
**Absorbency**10%
*“Absorbent”*
**Value For Money**9%
*“plus they are way cheaper than other brands”*
**Size-Overall**7%
*“Fit perfectly and was very comfortable for him”*
**Leak-Proof**4%
*“Pee doesn't leak”*
**Soft Feel**4%
*“Soft and fit snug,”*
**Design-Overall**3%
*“Love the Disney design on them too”*
**Smell**3%
*“However, they dont smell as chemical so I think theyre better for babies”*
**Advertised Vs Actual Product**3%
*“The product is exactly as advertised”*
### **What buyers complain about **
**Leak-Proof**40%
*“They leak every night”*
**Allergies**17%
*“Rash central”*
**Value For Money**9%
*“Not worth it at all”*
**Quality-Overall**5%
*“the quality has gone down massively”*
**Thickness**4%
*“Very thin nappy pants”*
**Absorbency**3%
*“Not very absorbant”*
**Ease Of Cleaning**3%
*“No wipes in it”*
**Side Effects**1%
*“Bad reactions”*
**Smell**1%
*“during the day you could smell strong odor of urine”*
**Sensitivity-Overall**1%
*“My Daughter had a severe reaction to this blistering her Bottom I got this as meant for sensitive skin one screaming 2 year old and a red and blistered bottom avoid”*
### **Top return reasons **
**Size-Overall**100%
## **Common questions**
- **Is nappy pants size 5 profitable to sell on Amazon United Kingdom?**
- The niche generates £334K/yr across 34 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the nappy pants size 5 niche?**
- 9 brands and 90 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in nappy pants size 5?**
- Top complaints mined from reviews: Leak-Proof, Allergies, Value For Money. The return rate is 0.1%.
- **When does demand for nappy pants size 5 peak?**
- Demand peaks in Feb–Mar–Jun; the busiest month runs 2.1× the quietest.
- **What does it cost to enter the nappy pants size 5 niche?**
- Listings span £5.59–£39.89; the average listing price is £21.01 (sweet spot $15–$100). The average incumbent carries 4,035 reviews — the moat a new listing must climb.
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