---
title: "That Girl Lay Lay Party Supplies — $3K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/that-girl-lay-lay-party-supplies"
last_updated: "2026-08-06T01:01:57.104Z"
locale: en
meta:
description: "Niche score 25/100 · $3K/yr market · 4K searches/yr · $9.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 25/100 · $3K/yr market · 4K searches/yr · $9.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "That Girl Lay Lay Party Supplies — $3K/yr Amazon US Niche (2026) - Flapen"
---
# **that girl lay lay party supplies**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 1Growth 9Conversion 76Competition 0Returns 84Price range 0Avg price 32Brand share 0Review moat 99Quality gap 9
**Review moat**
**Incredible****10.33**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****7.3%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Okay****$9.81**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-32.6%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$3K**
$3K/yr · 4K searches
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$6.54–$12.95**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United States niche tracking, that girl lay lay party supplies is a $3K/yr Amazon United States market (4K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 25/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **that girl lay lay party supplies market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$981–$2K**
- units × avg price
- **Conversion rate**
- **7.3%**
- **Avg BSR**
- **#10,564**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **0%**
- **Out of stock**
- **14.1%**
- **Avg brand age**
- **22 months**
- **Avg seller age**
- **234 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**4**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- karg51% - Ezcpigei39% - ELZEM11%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -32.6% search growth over the last 90 days.
1K800Spike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep, Oct · busiest ÷ quietest = 5.7×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/that-girl-lay-lay-party-supplies/trend)
## **Top that girl lay lay party supplies search terms**
- **that girl lay lay party decorations**2K/yr-45.0%2.1% conv. - **lay lay birthday party decorations**533/yr-4.2%1.8% conv. - **that girl lay lay party supplies**419/yr-9.2%1.0% conv. - **laylay birthday party decorations**503/yr-54.4%0.0% conv. - **that girl lay lay birthday party decorations**249/yr-17.0%7.7% conv. - **lay lay party supplies**19/yr+0.0%0.0% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/that-girl-lay-lay-party-supplies/search-terms)
## **Top that girl lay lay party supplies products on Amazon**
All 3 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**That Girl Lay Lay Birthday Decorations That Girl Lay Girl Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**karg**$9.94**4.7★28 rev](https://www.amazon.com/dp/B0D4LT48H2) [2**That Girl Lay Lay Birthday Party Decorations - Banner Cake Topper 12 Cupcake Toppers 18 Black Balloons**Ezcpigei**$12.95**0.0★0 rev](https://www.amazon.com/dp/B0FXTCP7RW) [3**That Girl Birthday Party Decoration Photo Background 5 x 3 FT and 18 Pcs Balloon Girl Merch Party Backdrop Supplies**ELZEM**$6.54**5.0★3 rev](https://www.amazon.com/dp/B0F1TH2RQ7)
### **Newest**
by launch date
[**That Girl Lay Lay Birthday Party Decorations - Banner Cake Topper 12 Cupcake Toppers 18 Black Balloons**Ezcpigei**$12.95**0 rev9mo ago](https://www.amazon.com/dp/B0FXTCP7RW) [**That Girl Birthday Party Decoration Photo Background 5 x 3 FT and 18 Pcs Balloon Girl Merch Party Backdrop Supplies**ELZEM**$6.54**3 rev1y ago](https://www.amazon.com/dp/B0F1TH2RQ7) [**That Girl Lay Lay Birthday Decorations That Girl Lay Girl Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**karg**$9.94**28 rev2y ago](https://www.amazon.com/dp/B0D4LT48H2)
### **Trending**
90-day click momentum
[**That Girl Lay Lay Birthday Party Decorations - Banner Cake Topper 12 Cupcake Toppers 18 Black Balloons**Ezcpigei**$12.95**0.0★**▲ 220%**](https://www.amazon.com/dp/B0FXTCP7RW) [**That Girl Lay Lay Birthday Decorations That Girl Lay Girl Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**karg**$9.94**4.7★**▼ 25%**](https://www.amazon.com/dp/B0D4LT48H2) [**That Girl Birthday Party Decoration Photo Background 5 x 3 FT and 18 Pcs Balloon Girl Merch Party Backdrop Supplies**ELZEM**$6.54**5.0★**▼ 48%**](https://www.amazon.com/dp/B0F1TH2RQ7)
## **Common questions**
- **Is that girl lay lay party supplies profitable to sell on Amazon United States?**
- The niche generates $3K/yr across 3 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -32.6%. Flapen's verdict: Skip it (25/100).
- **How competitive is the that girl lay lay party supplies niche?**
- 3 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **When does demand for that girl lay lay party supplies peak?**
- Demand peaks in Aug–Sep–Oct; the busiest month runs 5.7× the quietest.
- **What does it cost to enter the that girl lay lay party supplies niche?**
- Listings span $6.54–$12.95; the average listing price is $9.81 (sweet spot $15–$100). The average incumbent carries 10 reviews — the moat a new listing must climb.
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