---
title: "Sleepover Party Supplies for Girls — £71K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/beauty/sleepover-party-supplies-for-girls"
last_updated: "2026-08-09T14:18:16.327Z"
locale: en
meta:
description: "Niche score 57/100 · £71K/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 57/100 · £71K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Sleepover Party Supplies for Girls — £71K/yr Amazon UK Niche (2026) - Flapen"
---
# **sleepover party supplies for girls**
**Worth a look**
Shows a thin review moat (82 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 18Growth 18Conversion 16Competition 89Returns 96Price range 71Avg price 84Brand share 95Review moat 96Quality gap 50
**Review moat**
**Incredible****81.94**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Brand share**
**Incredible****40%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Avg price**
**Great****£18.58**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£3.34–£42.87**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****£71K**
£71K/yr · 297K searches
**Growth**
**Bad****-13.6%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United Kingdom niche tracking, sleepover party supplies for girls is a £71K/yr Amazon United Kingdom market (297K searches/yr). The top 5 brands hold 40% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 57/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sleepover party supplies for girls market data**
- **Units sold / yr**
- **5K–6K**
- avg 0–100/product
- **Revenue / yr**
- **£93K–£111K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#503**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **8.3%**
- **Avg brand age**
- **25 months**
- **Avg seller age**
- **189 days**
## **Competition & brand share**
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
**Brands**
**53 **▼falling
**Sellers**
**67**
**Top-5 brand share**
**40%**
Top 20: 79%
**Top-5 click share**
**26%**
Top 20: 57%
**Open market**
**55%**
- TESIN11% - Kklolai9% - Fashion Base8% - EcoUtens7% - MXHBSTP5% - Cococheers5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.6% search growth over the last 90 days.
8K6KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 2.0×
[**Open Trend **](https://flapen.com/research/uk/beauty/sleepover-party-supplies-for-girls/trend)
## **Top sleepover party supplies for girls search terms**
- **sleepover party supplies for girls**74K/yr-19.7%1.2% conv. - **pamper party supplies for girls**30K/yr+6.7%1.0% conv. - **sleepover**32K/yr-15.5%0.0% conv. - **girls sleepover supplies**21K/yr-0.6%0.9% conv. - **sleepover stuff**9K/yr+80.1%0.3% conv. - **spa party supplies for girls**15K/yr-14.6%0.8% conv. - **sleep over party essentials for girls**12K/yr-5.5%1.6% conv. - **sleepover kit**15K/yr-30.5%0.4% conv. - **girls pamper party supplies**10K/yr-10.6%1.3% conv. - **pamper party**11K/yr-22.1%1.4% conv. [**All search terms **](https://flapen.com/research/uk/beauty/sleepover-party-supplies-for-girls/search-terms)
## **Top sleepover party supplies for girls 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%2%£1K4%£3K6%£4K8%£6K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**43 Pcs Spa Sleepover Party Supplies for Girls 6 Sleep Eye Masks 6 Headbands 6 Hair Scrunchies 12 Wrist Bands 6 Glitter Cups 6 Bags 1 Gift Wrapping Ribbon for Girls Pamper Slumber Birthday(Purple)**EcoUtens**£26.81**5.0★3 rev](https://www.amazon.co.uk/dp/B0GT4YXSKH) [2**42 Piece Sleepover Party Supplies For Girls Pamper Party Supplies For Girls Skincare Headbands And Wristbands Sleepover Kit Suitable For GirlsPyjama Parties Bachelorette Parties And GirlsNights In.**Cococheers**£26.22**5.0★1 rev](https://www.amazon.co.uk/dp/B0FR4NL7XJ) [3**Kids Pamper Sets for Girls - 40 Piece Sleepover Party Supplies for Girls with Facial Masks Eye Patches Hand Cream Lip Balm & Foot Bath Bombs Pamper Party Gift Set for Birthday Spa Nights (Pink)**ZENTHRAA**£13.28**4.2★11 rev](https://www.amazon.co.uk/dp/B0FWXR2JTW) [4**Sleepover Kit Spa Party Favors Supplies for Girls Hangover Kit Fillers - Facial Masks Skincare Cleanser Serum Hand Cream Lip Mask Foot Bath Bombs Pamper Gift for Spa Birthday (Cherry Blossoms-45PCS)**Fashion Base**£16.94**4.1★203 rev](https://www.amazon.co.uk/dp/B0FK27ZHXC) [5**TESIN 24 Pcs Spa Party Supplies Includes 6 Spa Party Robes 6 Eye Masks 6 Tote Bags 6 Headbands - Rose red Birthday (Tag Size 12)**TESIN**£28.91**4.1★8 rev](https://www.amazon.co.uk/dp/B0F18PJXW4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**43 Pcs Spa Sleepover Party Supplies for Girls 6 Sleep Eye Masks 6 Headbands 6 Hair Scrunchies 12 Wrist Bands 6 Glitter Cups 6 Bags 1 Gift Wrapping Ribbon for Girls Pamper Slumber Birthday(Purple)**EcoUtens**£26.81**3 rev2mo ago](https://www.amazon.co.uk/dp/B0GT4YXSKH) [**45PCS Sakura Sleepover Party Supplies -Face Mask Skincare - Girls Spa Party Favors Kit for 5 Guests Pamper Gift Set for Teen Birthday Spa Night Slumber Night & Hen Party**Fashion Base**£20.13**4 rev3mo ago](https://www.amazon.co.uk/dp/B0GVTB7L9S) [**Sleepover Kit Spa Party Favors Supplies for Girls Hangover Kit Fillers - Facial Masks Skincare Cleanser Serum Hand Cream Lip Mask Foot Bath Bombs Pamper Gift for Spa Birthday (Cherry Blossoms-45PCS)**Fashion Base**£16.94**203 rev3mo ago](https://www.amazon.co.uk/dp/B0FK27ZHXC) [**70PCS Gifts for Women - Skincare Gift Set Party Supplies for Girls with Multipack Face Masks Hand Cream Lip Balm Under Eye Patches Lip Mask Spa Party Favors for Wedding Birthday Christmas**Phyonoloy**£17.13**6 rev6mo ago](https://www.amazon.co.uk/dp/B0GJ54TTKN) [**50PCS Sleepover Party Supplies for Girls 5 Set Spa Party Gifts Set for Women with Face Masks Eye Patches Hand Cream Lip Balm Lip Masks Bath Bombs & Gift Bags Ideal for Sleepovers Birthdays**Muiefe**£16.06**14 rev6mo ago](https://www.amazon.co.uk/dp/B0GDX72CVQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**45PCS Sakura Sleepover Party Supplies -Face Mask Skincare - Girls Spa Party Favors Kit for 5 Guests Pamper Gift Set for Teen Birthday Spa Night Slumber Night & Hen Party**Fashion Base**£20.13**5.0★**▲ 285%**](https://www.amazon.co.uk/dp/B0GVTB7L9S) [**43 Pcs Spa Sleepover Party Supplies for Girls 6 Sleep Eye Masks 6 Headbands 6 Hair Scrunchies 12 Wrist Bands 6 Glitter Cups 6 Bags 1 Gift Wrapping Ribbon for Girls Pamper Slumber Birthday(Purple)**EcoUtens**£26.81**5.0★**▲ 284%**](https://www.amazon.co.uk/dp/B0GT4YXSKH) [**70PCS Gifts for Women - Skincare Gift Set Party Supplies for Girls with Multipack Face Masks Hand Cream Lip Balm Under Eye Patches Lip Mask Spa Party Favors for Wedding Birthday Christmas**Phyonoloy**£17.13**4.8★**▲ 269%**](https://www.amazon.co.uk/dp/B0GJ54TTKN) [**42 Piece Sleepover Party Supplies For Girls Pamper Party Supplies For Girls Skincare Headbands And Wristbands Sleepover Kit Suitable For GirlsPyjama Parties Bachelorette Parties And GirlsNights In.**Cococheers**£26.22**5.0★**▲ 191%**](https://www.amazon.co.uk/dp/B0FR4NL7XJ) [**Kids Pamper Sets for Girls - 40 Piece Sleepover Party Supplies for Girls with Facial Masks Eye Patches Hand Cream Lip Balm & Foot Bath Bombs Pamper Party Gift Set for Birthday Spa Nights (Pink)**ZENTHRAA**£13.28**4.2★**▲ 145%**](https://www.amazon.co.uk/dp/B0FWXR2JTW)
**~~View all trending →~~**
## **What buyers say about sleepover party supplies for girls**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**24%
*“Worth the money”*
**Quality-Overall**16%
*“Great quality”*
**Gifting Purpose**14%
*“Perfect for gift giving”*
**Size-Overall**11%
*“Good fit”*
**Advertised Vs Actual Product**8%
*“just as described”*
**Fun/Entertainment Experience**6%
*“Good fun”*
**Smell**3%
*“Smells amazing”*
**Color**3%
*“Good quality and lovely colours”*
**Soft Feel**2%
*“Everything feels gentle”*
**Ease Of Use**2%
*“Handy”*
### **What buyers complain about **
**Inflation/Deflation**18%
*“Wont stay inflated”*
**Size-Overall**18%
*“Robe are not true to size 12”*
**Color**9%
*“on receipt every item was a different shade”*
**Instructions/User Manual/Troubleshooting**9%
*“The Pom Pom instruction are really unclear”*
**Ingredients-Overall**9%
*“as there were some ingredients we were not certain were suitable”*
**Smell**9%
*“I couldn't complete a while set in the same scent”*
**Quality-Overall**6%
*“To be honest, I wasnt expecting much in terms of quality because, for 70 items, the price is very low”*
**Value For Money**5%
*“tell me why over 3 days it went up In price each day”*
**Advertised Vs Actual Product**5%
*“Rubbish item not what is specified”*
### **Top return reasons **
**Size-Overall**30%
**Quality-Overall**21%
**Inflation/Deflation**13%
**Design-Overall**7%
**Advertised Vs Actual Product**6%
**Strength**4%
**Material Quality**3%
**Color**3%
**Leak-Proof**2%
**Compatibility-Overall**2%
## **Common questions**
- **Is sleepover party supplies for girls profitable to sell on Amazon United Kingdom?**
- The niche generates £71K/yr across 84 tracked products. 0 of 42 products launched in the last 360 days are still selling. 90-day search growth is -13.6%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the sleepover party supplies for girls niche?**
- 53 brands and 67 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 40% of demand.
- **What do buyers complain about in sleepover party supplies for girls?**
- Top complaints mined from reviews: Inflation/Deflation, Size-Overall, Color. The return rate is 0.7%.
- **When does demand for sleepover party supplies for girls peak?**
- Demand peaks in Jan–Feb; the busiest month runs 2.0× the quietest.
- **What does it cost to enter the sleepover party supplies for girls niche?**
- Listings span £3.34–£42.87; the average listing price is £18.58 (sweet spot $15–$100). The average incumbent carries 82 reviews — the moat a new listing must climb.
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