---
title: "My Singing Monsters Birthday Decorations — $34K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/my-singing-monsters-birthday-decorations"
last_updated: "2026-08-10T21:29:32.648Z"
locale: en
meta:
description: "Niche score 50/100 · $34K/yr market · 26K searches/yr · $19.55 avg price. A small market ($34K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $34K/yr market · 26K searches/yr · $19.55 avg price. A small market ($34K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "My Singing Monsters Birthday Decorations — $34K/yr Amazon US Niche (2026) - Flapen"
---
# **my singing monsters birthday decorations**
**Worth a look**
Shows a thin review moat (77 avg reviews), but a small market ($34K/yr) keeps it on the watch list.
Market size 9Growth 47Conversion 72Competition 37Returns 88Price range 79Avg price 86Brand share 45Review moat 96Quality gap 24
**Review moat**
**Incredible****77.28**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$19.55**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.99–$34.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.6%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Okay****+17.8%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$34K**
$34K/yr · 26K searches
**Signals**[** 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, my singing monsters birthday decorations is a $34K/yr Amazon United States market (26K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Sep. Verdict: Worth a look — 50/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **my singing monsters birthday decorations market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$24K–$29K**
- units × avg price
- **Conversion rate**
- **6.6%**
- **Avg BSR**
- **#4,377**
- **Page quality**
- **0%**
- **Prime**
- **89%**
- **Sponsored**
- **61%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **23 months**
- **Avg seller age**
- **210 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▼falling
**Sellers**
**22**
**Top-5 brand share**
**78%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 100%
**Open market**
**15%**
- MVMVMVV26% - Shifigril18% - karg13% - KGNZUIZIU11% - ELZEM10% - Augsea7% - Open — no brand owns it (6 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.8% search growth over the last 90 days.
2K1KSpike '24Spike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep · busiest ÷ quietest = 3.3×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/my-singing-monsters-birthday-decorations/trend)
## **Top my singing monsters 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%10%$3K20%$7K30%$10K40%$14K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**MVMVMVV Monster Theme Birthday Party Supplies Includes Cupcake&Cake Topper-Happy Birthday Banner-Background-Balloons-Invitation Card for Kids Monster Party Decoration**MVMVMVV**$22.53**4.7★50 rev](https://www.amazon.com/dp/B0D298G4RB) [2**141pcs Singing Monsters Birthday Tableware Decorations Party Plates Cups Soccer Theme Napkins Singing Monsters Party Decoration**Shifigril**$24.80**4.6★24 rev](https://www.amazon.com/dp/B0F7XJ7Z27) [3**karg Singing Monsters Birthday Decorations Singing Monsters Party Supplies Include Happy Birthday Banner Cake Topper and Cupcake Toppers Balloons for Kids Party Decor**karg**$13.70**4.4★34 rev](https://www.amazon.com/dp/B0D7BLY1G3) [4**Singing Monster Birthday Party Decoration Monster Party Photo Background 5 x 3 FT and 18 Pcs Balloon Merch Party Backdrop Supplies**ELZEM**$10.15**4.7★15 rev](https://www.amazon.com/dp/B0F9F99FLD) [5**Singing Monsters Party Decorations Honeycomb Centerpiece 7 Pieces Music Game 3D Double Side Cake Toppers Table Centerpieces Monsters Photo Backdrop for Fans Birthday Party Decorations**KGNZUIZIU**$16.92**4.6★13 rev](https://www.amazon.com/dp/B0F2148548)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Singing Monsters Birthday Party Decorations Singing Monsters Banner Theme Party Decorations for Boys Girls Indoor Outdoor Birthday Party Supplies Backdrop 5 * 3FT)**karg**$9.99**0 rev8mo ago](https://www.amazon.com/dp/B0FY4YLHJJ) [**160Pcs My Singing Monster Stickers for Kids Classroom Decor Water Bottle Teacher Rewards Waterproof Aesthetic Laptop Sticker for Teens Girls Kids Adults**Beakuoo**$9.99**28 rev11mo ago](https://www.amazon.com/dp/B0FNMWS4DX) [**Singing Monsters Happy Birthday Decorations - Monster Theme Party Supplies with Banner Cupcake Toppers Balloons Favors**KGNZUIZIU**$17.64**6 rev1y ago](https://www.amazon.com/dp/B0F8MN2ZD1) [**141pcs Singing Monsters Birthday Tableware Decorations Party Plates Cups Soccer Theme Napkins Singing Monsters Party Decoration**Shifigril**$24.80**24 rev1y ago](https://www.amazon.com/dp/B0F7XJ7Z27) [**40pcs Singing Monsters Party Supplies include 20 plates 20 napkins for Singing Monsters birthday party decoration**Shifigril**$16.00**12 rev1y ago](https://www.amazon.com/dp/B0F7XGP8KP)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**LBYSW Monsters Hoodie for Boys and Girls My Monsters ing 3D Figure Printed sweatshirt for Fans Gift (12 130CM 7 Years 8 Years)**LBYSW**$27.80**4.1★**▲ 167%**](https://www.amazon.com/dp/B0CZ989Z4V) [**LBYSW Monsters Backpack 3Pcs Set - Perfect for Casual Daypacks (14 3pcs)**LBYSW**$34.88**4.3★**▲ 127%**](https://www.amazon.com/dp/B0CZ4BK8XK) [**Singing Monsters Birthday Party Decorations Singing Monsters Banner Theme Party Decorations for Boys Girls Indoor Outdoor Birthday Party Supplies Backdrop 5 * 3FT)**karg**$9.99**0.0★**▲ 81%**](https://www.amazon.com/dp/B0FY4YLHJJ) [**SNLN Monster Party Favors Birthday Supplies Gift Bags Finger Puppets Spring Launchers Toys Monster Big Eye Ring Slap Bracelets Tattoo Stickers Inc Monsters Party Decorations Birthday Favors for Kids**SNLN**$22.65**4.8★**▲ 40%**](https://www.amazon.com/dp/B0DP2784T3) [**KRSEUB Singing Monsters Toys Mini Action Figure Playset 13pcs**KRSEUB**$25.80**4.7★**▲ 35%**](https://www.amazon.com/dp/B0CNLRXGSX)
**~~View all trending →~~**
## **What buyers say about my singing monsters birthday decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“Great variety”*
**Fun/Entertainment Experience**15%
*“Beautiful set of toys”*
**Value For Money**10%
*“Great value”*
**Size-Overall**9%
*“the size are perfect”*
**Gifting Purpose**7%
*“Fun Birthday Gift”*
**Durability**6%
*“Cute and durable”*
**Correct Contents**3%
*“Everything came in correctly”*
**Adhesion/Stickiness**3%
*“Good quality stickers - nice variety”*
**Accuracy-Overall**3%
*“Accurate”*
**Advertised Vs Actual Product**3%
*“Exactly as described”*
### **What buyers complain about **
**Advertised Vs Actual Product**10%
*“Some of the figures were not accurately depicted”*
**Difficulty Level**10%
*“A little hard”*
**Assembly/Installation**10%
*“Fun, clear instructions for assembly, lacking in quality”*
**Size-Overall**8%
*“the size was bigger then I thought they where gonna be”*
**Value For Money**5%
*“They should be cheaper for what they are”*
**Adhesion/Stickiness**5%
*“Adhesive could be better”*
**Defective Material/Parts**5%
*“Faulty Product”*
**Brightness/Shine/Glow**5%
*“This is not as bright as the picture shown”*
**Accuracy-Overall**5%
*“Not completely accurate”*
**Quality-Overall**5%
*“lacking in quality”*
### **Top return reasons **
**Size-Overall**36%
**Advertised Vs Actual Product**18%
**Value For Money**12%
**Defective Material/Parts**7%
**Assembly/Installation**6%
**Quality-Overall**5%
**Functionality-Overall**4%
**Gifting Purpose**2%
**Material Quality**2%
**Fun/Entertainment Experience**2%
## **Common questions**
- **Is my singing monsters birthday decorations profitable to sell on Amazon United States?**
- The niche generates $34K/yr across 18 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +17.8%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the my singing monsters birthday decorations niche?**
- 12 brands and 22 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in my singing monsters birthday decorations?**
- Top complaints mined from reviews: Advertised Vs Actual Product, Difficulty Level, Assembly/Installation. The return rate is 1.3%.
- **When does demand for my singing monsters birthday decorations peak?**
- Demand peaks in Sep; the busiest month runs 3.3× the quietest.
- **What does it cost to enter the my singing monsters birthday decorations niche?**
- Listings span $9.99–$34.88; the average listing price is $19.55 (sweet spot $15–$100). The average incumbent carries 77 reviews — the moat a new listing must climb.
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