---
title: "Hulk Birthday Decorations — $151K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/hulk-birthday-decorations"
last_updated: "2026-08-11T07:42:10.061Z"
locale: en
meta:
description: "Niche score 54/100 · $151K/yr market · 259K searches/yr · $15.30 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $151K/yr market · 259K searches/yr · $15.30 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Hulk Birthday Decorations — $151K/yr Amazon US Niche (2026) - Flapen"
---
# **hulk birthday decorations**
**Worth a look**
Shows a thin review moat (318 avg reviews), but strong incumbent ratings (4.7★) keeps it on the watch list.
Market size 32Growth 24Conversion 48Competition 78Returns 67Price range 77Avg price 76Brand share 82Review moat 84Quality gap 20
**Review moat**
**Great****317.54**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Great****53%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Price range**
**Great****$5.92–$47.32**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$15.30**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.3%**
return rate — above 5% kills the launch gate
**Conversion**
**Okay****3.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$151K**
$151K/yr · 259K searches
**Growth**
**Bad****-2.5%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, hulk birthday decorations is a $151K/yr Amazon United States market (259K searches/yr). The top 5 brands hold 53% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **hulk birthday decorations market data**
- **Units sold / yr**
- **8K–10K**
- avg 100–250/product
- **Revenue / yr**
- **$122K–$153K**
- units × avg price
- **Conversion rate**
- **3.8%**
- **Avg BSR**
- **#2,089**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **76%**
- **Out of stock**
- **4.4%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **139 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**27 **▲rising
**Sellers**
**52**
**Top-5 brand share**
**53%**
Top 20: 95%
**Top-5 click share**
**37%**
Top 20: 78%
**Open market**
**40%**
- SDONY13% - Seyal12% - Generic12% - Disney8% - Marvel7% - PINUO7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -2.5% search growth over the last 90 days.
7K5KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/hulk-birthday-decorations/trend)
## **Top hulk birthday decorations search terms**
- **hulk birthday decorations**131K/yr+5.5%2.6% conv. - **hulk party decorations**34K/yr-10.9%2.4% conv. - **hulk birthday**16K/yr+1.0%1.5% conv. - **hulk decorations**10K/yr+14.5%2.4% conv. - **hulk decorations for birthday party**12K/yr-12.8%3.6% conv. - **hulk party**7K/yr+10.0%1.9% conv. - **hulk party supplies**8K/yr-13.7%1.9% conv. - **hulk backdrop**6K/yr+0.4%1.5% conv. - **hulk smash birthday decorations**7K/yr-5.9%2.0% conv. - **hulk birthday banner**6K/yr-4.2%2.7% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/hulk-birthday-decorations/search-terms)
## **Top hulk 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%3%$5K6%$9K9%$14K12%$18K1101001K 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**Hlk Happy Birthday Banner Premium Birthday Party Decoration Supplies Durable Reusable Easy to Hang Birthday Banner for Adults Perfect Party Backdrop Table Wall Indoor Dcor.**Seyal**$9.75**4.4★275 rev](https://www.amazon.com/dp/B0BG5LBHY2) [2**Green Hero Birthday Decorations Green Hero Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**SDONY**$19.01**5.0★2 rev](https://www.amazon.com/dp/B0GRZ68C6S) [3**42pcs Hulks Birthday Party Supplies Pack IncludesBannerCake TopperBlackdrop Balloons for Hulks party Decoration**Generic**$31.01**4.4★57 rev](https://www.amazon.com/dp/B0DLK8DSKR) [4**Green Hero Birthday Backdrop for Cartoon Movie Theme Party Decorations Photo Studio Background Props**PINUO**$13.60**4.9★10 rev](https://www.amazon.com/dp/B0FQB2P347) [5**120 PCS Green Hero Party Decorations Include Plates Napkins and Knife and Fork Green Hero Party Supplies Serves 20**XueXiceili**$19.42**4.7★368 rev](https://www.amazon.com/dp/B0FLX9T3LL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Green Hero Birthday Decorations Green Hero Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**SDONY**$19.01**2 rev4mo ago](https://www.amazon.com/dp/B0GRZ68C6S) [**ToonGlow Cartoon Hero Birthday Number Candle Green Fist Birthday Candles for Cake Green Glitter Number 4 Candle Cake Topper with Sequins for Cupcake Topper Party Favors Decor Supplies**ToonGlow**$6.56**54 rev5mo ago](https://www.amazon.com/dp/B0GH71575W) [**Green Hero Birthday Decorations Hero Theme Baby Shower Birthday Party Supplies Set Includes Banner Backdrop Balloons Cake Toppers**KMZFPYJ**$17.07**16 rev6mo ago](https://www.amazon.com/dp/B0GFDHFTR7) [**1Pcs Hulks Party Decoration Banner Photography Background for Kids Hulks Birthday Party Photo Booth Props (4.16X2.3 Ft) (red2)**GYSIGAOSU**$11.18**14 rev7mo ago](https://www.amazon.com/dp/B0G8F7RB8Q) [**Marvel Shirts Hulk Birthday Boy Shirt Short Sleeve Toddler Boys T-Shirts Long Lasting Graphic Tops Cotton Tees Kids Summer Birthday Outfit 4-5T**Disney**$14.24**424 rev7mo ago](https://www.amazon.com/dp/B0G4TW3XQT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Green Hero Party Decorations HK Hero Man Birthday Party Supplies For Stay Kids Party Supplies Includes Banner - Cake Topper - 24 Cupcake Toppers - 18 Balloons**Generic**$10.07**5.0★**▲ 247%**](https://www.amazon.com/dp/B0GLDYXD7W) [**Green Hero Birthday Decorations Green Hero Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**SDONY**$19.01**5.0★**▲ 213%**](https://www.amazon.com/dp/B0GRZ68C6S) [**Marvel Shirts Hulk Birthday Boy Shirt Short Sleeve Toddler Boys T-Shirts Long Lasting Graphic Tops Cotton Tees Kids Summer Birthday Outfit 3-4T**Disney**$14.21**4.7★**▲ 212%**](https://www.amazon.com/dp/B0G4V8BFZQ) [**ToonGlow Cartoon Hero Birthday Number Candle Green Fist Birthday Candles for Cake Green Glitter Number 4 Candle Cake Topper with Sequins for Cupcake Topper Party Favors Decor Supplies**ToonGlow**$6.56**4.6★**▲ 190%**](https://www.amazon.com/dp/B0GH71575W) [**Marvel Shirts Hulk Birthday Boy Shirt Short Sleeve Toddler Boys T-Shirts Long Lasting Graphic Tops Cotton Tees Kids Summer Birthday Outfit 4-5T**Disney**$14.24**4.7★**▲ 186%**](https://www.amazon.com/dp/B0G4TW3XQT)
**~~View all trending →~~**
## **What buyers say about hulk birthday decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“Good quality”*
**Size-Overall**12%
*“With its comfortable fit”*
**Fun/Entertainment Experience**9%
*“keeps him entertained”*
**Value For Money**7%
*“Great value for the money”*
**Gifting Purpose**6%
*“Good gift”*
**Advertised Vs Actual Product**6%
*“Exactly what we needed”*
**Color**5%
*“True to color”*
**Material Quality**5%
*“These are made from great quality foam”*
**Strength**4%
*“not flimsy at all”*
**Safety Standards**3%
*“Be safe and well”*
### **What buyers complain about **
**Durability**20%
*“it just ended up ripping”*
**Adhesion/Stickiness**18%
*“Both didnt stick”*
**Size-Overall**18%
*“The length was a bit shorter than anticipated”*
**Quality-Overall**12%
*“Poor quality”*
**Advertised Vs Actual Product**6%
*“Nothing else in the picture came”*
**Smell**6%
*“Terrible smell”*
**Functionality-Overall**4%
*“Wouldnt stay up”*
**Paint Quality**2%
*“chips my paint”*
**Strength**2%
*“Fragile”*
**Hard Feel**1%
*“It is hard plastic”*
### **Top return reasons **
**Size-Overall**35%
**Color**11%
**Value For Money**11%
**Advertised Vs Actual Product**8%
**Adhesion/Stickiness**6%
**Quality-Overall**5%
**Defective Material/Parts**4%
**Material Quality**2%
**Functionality-Overall**2%
**Product Condition**2%
## **Common questions**
- **Is hulk birthday decorations profitable to sell on Amazon United States?**
- The niche generates $151K/yr across 41 tracked products. 2 of 21 products launched in the last 360 days are still selling. 90-day search growth is -2.5%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the hulk birthday decorations niche?**
- 27 brands and 52 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 53% of demand.
- **What do buyers complain about in hulk birthday decorations?**
- Top complaints mined from reviews: Durability, Adhesion/Stickiness, Size-Overall. The return rate is 2.3%.
- **When does demand for hulk birthday decorations peak?**
- Demand is steady year-round — the busiest month runs 2.1× the quietest.
- **What does it cost to enter the hulk birthday decorations niche?**
- Listings span $5.92–$47.32; the average listing price is $15.30 (sweet spot $15–$100). The average incumbent carries 318 reviews — the moat a new listing must climb.
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