---
title: "Splish Splash Birthday Decorations — $29K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/splish-splash-birthday-decorations"
last_updated: "2026-08-06T18:27:22.928Z"
locale: en
meta:
description: "Niche score 58/100 · $29K/yr market · 65K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 58/100 · $29K/yr market · 65K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Splish Splash Birthday Decorations — $29K/yr Amazon US Niche (2026) - Flapen"
---
# **splish splash birthday decorations**
**Worth a look**
Shows demand growing +388.5% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 7Growth 100Conversion 34Competition 72Returns 59Price range 61Avg price 79Brand share 76Review moat 78Quality gap 35
**Growth**
**Incredible****+388.5%**
90-day search growth — must beat 0% to launch
**Avg price**
**Great****$16.50**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****436.58**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Great****59%**
top-5 brand share — no brand owns this niche
**Competition**
**Good****42%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$5.85–$29.41**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.6%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Okay****2.7%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$29K**
$29K/yr · 65K searches
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, splish splash birthday decorations is a $29K/yr Amazon United States market (65K searches/yr). The top 5 brands hold 59% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 58/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **splish splash birthday decorations market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$21K–$25K**
- units × avg price
- **Conversion rate**
- **2.7%**
- **Avg BSR**
- **#2,666**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **5.1%**
- **Avg brand age**
- **28 months**
- **Avg seller age**
- **152 days**
## **Competition & brand share**
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**21 **▼falling
**Sellers**
**26**
**Top-5 brand share**
**59%**
Top 20: 99%
**Top-5 click share**
**42%**
Top 20: 86%
**Open market**
**33%**
- JOYIN19% - MEHOFOND11% - FINDRICH10% - SUOQUJE9% - Partico9% - TEMYAXU8%
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +388.5% search growth over the last 90 days.
4K3KBlack Friday '24Holiday '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 25.9×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/splish-splash-birthday-decorations/trend)
## **Top splish splash birthday decorations search terms**
- **splish splash party decorations**33K/yr+458.4%1.2% conv. - **splish splash birthday decorations**17K/yr+445.2%0.8% conv. - **splash party decorations**8K/yr+367.5%0.9% conv. - **splish splash**7K/yr+114.6%0.4% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/splish-splash-birthday-decorations/search-terms)
## **Top splish splash birthday decorations 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%5%$1K10%$3K15%$4K20%$6K1101001K10K 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**JOYIN 12-Pack 12 Beach Balls - Bulk Classic Beachball Inflatable Swimming Pool Toys for Games Adults Kids Birthday Party Supplies Combo Set Rainbow Color Blow Up Luau Decorations Favors Gifts (12)**JOYIN**$9.91**4.5★3,649 rev](https://www.amazon.com/dp/B07NWR7HKD) [2**Splish Splash Birthday Decorations Pink Summer Pool Birthday Party Tableware Disposable Paper Plates Napkins Tablecloth Balloon Cake Topper Banner for Beach Waterslide Themed Party Supplies Serve 24**SUOQUJE**$26.97**4.4★22 rev](https://www.amazon.com/dp/B0GVB743WD) [3**Ouddy Life Summer Pool Beach Party Decoration Splish Splash Birthday Bash Party Decorations Tropical Balloons Banner Cake Topper for Kids Swimming Water Luau Hawaii Party Supplies**Ouddy Life**$15.87**4.4★113 rev](https://www.amazon.com/dp/B0CPTW4J8G) [4**Pool Party Splish Splash Banner Splish Splash Party Decorations**Partico**$12.80**4.6★85 rev](https://www.amazon.com/dp/B0FF98HP9J) [5**MEHOFOND Splish Splash Birthday Party Supplies Tableware Set 193 Pcs Summer Pool Party Disposable Plates Cups Napkins Cutlery with Plastic Tablecloth for Girls Tropical Birthday Party**MEHOFOND**$23.77**4.8★12 rev](https://www.amazon.com/dp/B0G8J1PT7S)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Pool Party Decorations Splish Splash Summer Party Decorations 76Pcs Beach Parties Decoration With Foil Balloon Latex Balloon Happy Birthday Banner Foil Curtain And Bobo Balloon For Luau Hawaii Party**RJZZ**$19.70**6 rev3mo ago](https://www.amazon.com/dp/B0GVJTN9LN) [**Splish Splash Birthday Decorations Pink Summer Pool Birthday Party Tableware Disposable Paper Plates Napkins Tablecloth Balloon Cake Topper Banner for Beach Waterslide Themed Party Supplies Serve 24**SUOQUJE**$26.97**22 rev3mo ago](https://www.amazon.com/dp/B0GVB743WD) [**32Pcs Splish Splash Birthday Decorations Pool Beach Party Decorations Happy Birthday Banner Beach Ball Fringe Curtain Hanging Swirls for Kid Swimming Luau Tropical Hawaii Summer Birthday Bash Party Supplies**FINDRICH**$12.34**1 rev4mo ago](https://www.amazon.com/dp/B0GSK122ZC) [**Yungyan 178 Pcs Splish Splash Birthday Decorations Pool Birthday Party Banner Pink Flamingo Pool Plates Napkin and Fork Tableware Sets Hanging Swirls Summer Baby Shower Beach Party Luau Tropical Decor**Yungyan**$29.41**1 rev6mo ago](https://www.amazon.com/dp/B0GHR3GZ75) [**MEHOFOND 3 Pack Splish Splash Birthday Tablecloth Disposable Plastic Tropical Table Cloth 54x108 inch Summer Pool Birthday Table Cover for Girl Splash Water Paddling Pool Party Supplies**MEHOFOND**$10.06**5 rev7mo ago](https://www.amazon.com/dp/B0G9LTXLML)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Yungyan 178 Pcs Splish Splash Birthday Decorations Pool Birthday Party Banner Pink Flamingo Pool Plates Napkin and Fork Tableware Sets Hanging Swirls Summer Baby Shower Beach Party Luau Tropical Decor**Yungyan**$29.41**2.0★**▲ 38%**](https://www.amazon.com/dp/B0GHR3GZ75) [**32Pcs Splish Splash Birthday Decorations Pool Beach Party Decorations Happy Birthday Banner Beach Ball Fringe Curtain Hanging Swirls for Kid Swimming Luau Tropical Hawaii Summer Birthday Bash Party Supplies**FINDRICH**$12.34**5.0★**▲ 38%**](https://www.amazon.com/dp/B0GSK122ZC) [**Splish Splash Birthday Decorations Pink Summer Pool Birthday Party Tableware Disposable Paper Plates Napkins Tablecloth Balloon Cake Topper Banner for Beach Waterslide Themed Party Supplies Serve 24**SUOQUJE**$26.97**4.4★**▲ 38%**](https://www.amazon.com/dp/B0GVB743WD) [**Pool Party Decorations Splish Splash Summer Party Decorations 76Pcs Beach Parties Decoration With Foil Balloon Latex Balloon Happy Birthday Banner Foil Curtain And Bobo Balloon For Luau Hawaii Party**RJZZ**$19.70**5.0★**▲ 38%**](https://www.amazon.com/dp/B0GVJTN9LN) [**JOYIN 12-Pack 12 Beach Balls - Bulk Classic Beachball Inflatable Swimming Pool Toys for Games Adults Kids Birthday Party Supplies Combo Set Rainbow Color Blow Up Luau Decorations Favors Gifts (12)**JOYIN**$9.91**4.5★**▲ 24%**](https://www.amazon.com/dp/B07NWR7HKD)
**~~View all trending →~~**
## **What buyers say about splish splash birthday decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**14%
*“Worth it”*
**Quality-Overall**14%
*“Product is great as expected no issues”*
**Color**13%
*“The colors are bright”*
**Fun/Entertainment Experience**13%
*“FUN”*
**Size-Overall**9%
*“They are good size”*
**Durability**6%
*“Quality and Durability”*
**Advertised Vs Actual Product**5%
*“As expected”*
**Design-Overall**3%
*“A great selection of fun designs”*
**Recycle/Reuse**2%
*“Splish splash, these are disposable and can go in the trash”*
**Assembly/Installation**2%
*“Easy to assemble as well”*
### **What buyers complain about **
**Size-Overall**31%
*“Small balls”*
**Durability**8%
*“Can break easily”*
**Quality-Overall**7%
*“Cheap”*
**Strength**7%
*“Just very fragile”*
**Adhesion/Stickiness**6%
*“My only disappointment was the top material tore when adjusting the placement of the adhesive”*
**Smell**5%
*“Foul odor”*
**Material Quality**4%
*“Very cheaply made”*
**Advertised Vs Actual Product**4%
*“The pictures they supply don't match the product you buy”*
**Defective Material/Parts**2%
*“the valve was malfunctioning”*
**Inflation/Deflation**2%
*“Over half the balls had holes in them and not inflatable”*
### **Top return reasons **
**Size-Overall**35%
**Value For Money**15%
**Color**10%
**Advertised Vs Actual Product**6%
**Quality-Overall**4%
**Inflation/Deflation**3%
**Defective Material/Parts**3%
**Material Quality**3%
**Adhesion/Stickiness**3%
**Functionality-Overall**3%
## **Common questions**
- **Is splish splash birthday decorations profitable to sell on Amazon United States?**
- The niche generates $29K/yr across 31 tracked products. 2 of 10 products launched in the last 360 days are still selling. 90-day search growth is +388.5%. Flapen's verdict: Worth a look (58/100).
- **How competitive is the splish splash birthday decorations niche?**
- 21 brands and 26 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 59% of demand.
- **What do buyers complain about in splish splash birthday decorations?**
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 2.6%.
- **When does demand for splish splash birthday decorations peak?**
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 25.9× the quietest.
- **What does it cost to enter the splish splash birthday decorations niche?**
- Listings span $5.85–$29.41; the average listing price is $16.50 (sweet spot $15–$100). The average incumbent carries 437 reviews — the moat a new listing must climb.
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