---
title: "Bruno Mars Costume — $28K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/bruno-mars-costume"
last_updated: "2026-08-11T01:04:06.468Z"
locale: en
meta:
description: "Niche score 51/100 · $28K/yr market · 184K searches/yr · $22.63 avg price. A small market ($28K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $28K/yr market · 184K searches/yr · $22.63 avg price. A small market ($28K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Bruno Mars Costume — $28K/yr Amazon US Niche (2026) - Flapen"
---
# **bruno mars costume**
**Worth a look**
Shows a sweet-spot price point ($22.63 avg), but a small market ($28K/yr) keeps it on the watch list.
Market size 7Growth 65Conversion 9Competition 81Returns 17Price range 86Avg price 94Brand share 90Review moat 49Quality gap 52
**Avg price**
**Great****$22.63**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****45%**
top-5 brand share — no brand owns this niche
**Price range**
**Great****$9.45–$61.07**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Great****34%**
top-5 click share — an open shelf
**Growth**
**Good****+44.7%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****1,609.17**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Bad****7.3%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.7%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$28K**
$28K/yr · 184K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, bruno mars costume is a $28K/yr Amazon United States market (184K searches/yr). The top 5 brands hold 45% of demand. Demand peaks in Oct. Verdict: Worth a look — 51/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **bruno mars costume market data**
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$68K–$91K**
- units × avg price
- **Conversion rate**
- **0.7%**
- **Avg BSR**
- **#6,177**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **79%**
- **Out of stock**
- **20.6%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **184 days**
## **Competition & brand share**
Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.
**Brands**
**40 **▲rising
**Sellers**
**45**
**Top-5 brand share**
**45%**
Top 20: 85%
**Top-5 click share**
**34%**
Top 20: 72%
**Open market**
**50%**
- Ekouaer14% - SWOMOG12% - Falari8% - Clovilet6% - Tskestvy5% - Lavenderi4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +44.7% search growth over the last 90 days.
30K20KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct · busiest ÷ quietest = 48.1×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/bruno-mars-costume/trend)
## **Top bruno mars costume search terms**
- **bruno mars outfit**40K/yr+159.2%0.8% conv. - **bruno mars costume**121K/yr-15.1%1.8% conv. - **24k magic bruno mars costume**18K/yr+46.3%1.0% conv. - **bruno mars costume 24k**6K/yr-36.5%0.7% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/bruno-mars-costume/search-terms)
## **Top bruno mars costume 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%$8516%$2K9%$3K12%$3K1101001K10K 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**SWOMOG Men Satin Silk Pajamas Sets Short Sleeve Sleepwear Button-Down PJs Sets Two-Pieces Loungewear with Pockets Red**SWOMOG**$22.73**4.5★2,329 rev](https://www.amazon.com/dp/B0988WHTLF) [2**Falari Snapback Hat Cap Hip Hop Style Flat Bill Blank Solid Color Adjustable Size G201-05-White**Falari**$10.10**4.4★6,659 rev](https://www.amazon.com/dp/B07FMRP79B) [3**Ekouaer Silk Pajamas for Women Short Sleeve Sleepwear Soft Button Down Loungewear 2 Piece Satin Pjs Shorts Set Red M**Ekouaer**$19.78**4.6★7,193 rev](https://www.amazon.com/dp/B0BLNPBX7Y) [4**Ekouaer Silk Pajamas for Women Short Sleeve Sleepwear Soft Button Down Loungewear 2 Piece Satin Pjs Shorts Set Red L**Ekouaer**$19.89**4.6★7,193 rev](https://www.amazon.com/dp/B0BLNN5K5D) [5**Clovilet Halloween Hip Hop Costume Set 2000s 80s 90s Outfits for Men Adult Halloween Rapper Cosplay Dress Make Up (XL)**Clovilet**$33.13**4.6★5 rev](https://www.amazon.com/dp/B0FGNL8M94)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Bruno Mars Official Merch Cartoon T-Shirt Yellow Large**Bruno Mars**$19.94**9 rev9mo ago](https://www.amazon.com/dp/B0FT3WBZ7Q) [**Gionforsy Hippie Costume Outfit for Men Women 60s 70s Costume Accessories T-shirt Wig Pease Necklace for Halloween Costume (Orange Medium)**Gionforsy**$20.29**62 rev12mo ago](https://www.amazon.com/dp/B0FJ1D558Z) [**Clovilet Halloween Hip Hop Costume Set 2000s 80s 90s Outfits for Men Adult Halloween Rapper Cosplay Dress Make Up (XL)**Clovilet**$33.13**5 rev1y ago](https://www.amazon.com/dp/B0FGNL8M94) [**Clovilet Halloween Hip Hop Costume Set 2000s 80s 90s Outfits for Men Adult Halloween Rapper Cosplay Dress Make Up (L)**Clovilet**$37.80**5 rev1y ago](https://www.amazon.com/dp/B0FGNL8M95) [**QZYL 9 Pcs 80s 90s Outfit Rapper Costume Accessories Old School Hip Hop Costume Fake Gold Chain Rapper Ring Dollar Sign Chain Sunglasses Hip Hop Cosplay Accessories for Halloween Dress Up Parties**QZYL**$15.72**158 rev1y ago](https://www.amazon.com/dp/B0FC6PYCN9)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**COOFANDY Men Outfits 2 Pieces Fashion Hip Pop Casual Button Down Shirts And Pants Sets**COOFANDY**$42.28**4.3★**▲ 104%**](https://www.amazon.com/dp/B0BVZJDXW3) [**WHNBCW Funny Gold Floral Hawaiian Shirt Fashion Hip Hop Graphic Button Down Shirt Beige XL**WHNBCW**$24.65**4.4★**▲ 104%**](https://www.amazon.com/dp/B0CPM3BF4P) [**JMIERR Men 2 Piece Outfit Short Sleeve Beach Shirt Casual Loose Vacation Pant Sets with Pocket XL Red**JMIERR**$32.04**4.5★**▲ 104%**](https://www.amazon.com/dp/B0DZ2LW2NL) [**VIPWOLF Mens 2 Piece Short Set Short Sleeve Button Down Shirts and Drawstring Track Shorts Beach Outfits Red Large**VIPWOLF**$33.67**4.9★**▲ 98%**](https://www.amazon.com/dp/B0DPGZV2BG) [**Tskestvy Oversized 70s Aviator Sunglasses for Men Disco Sun Glasses Cool Designer Tinted Shades Gold Alloy Frame**Tskestvy**$13.43**4.5★**▲ 93%**](https://www.amazon.com/dp/B0CT89H9YD)
**~~View all trending →~~**
## **What buyers say about bruno mars costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**18%
*“Easy fit”*
**Quality-Overall**17%
*“Very good quality for price, very comfortable, size is accurate”*
**Comfort-Overall**14%
*“Very Comfortable”*
**Value For Money**10%
*“Great value”*
**Color**7%
*“I love the color”*
**Advertised Vs Actual Product**6%
*“Nicer than I thought”*
**Soft Feel**4%
*“Soft fabric”*
**Shape/Style**4%
*“Style”*
**Gifting Purpose**3%
*“Gift”*
**Material Quality**2%
*“Great material”*
### **What buyers complain about **
**Size-Overall**36%
*“Too small”*
**Color**9%
*“Colors run”*
**Quality-Overall**8%
*“Cheapy”*
**Advertised Vs Actual Product**5%
*“NOT AS DESCRIBED”*
**Stitch/Finish/Polish**4%
*“They were sewed on poorly”*
**Durability**4%
*“Broke”*
**Ease Of Use**3%
*“Not user friendly”*
**Material Quality**3%
*“the material is very unpleasant, too lightweight and scratchy”*
**Value For Money**2%
*“Too expensive for what you get honestly”*
**Hard Feel**2%
*“kind of hard for a gag costume set of costume jewelry to be worse than expected”*
### **Top return reasons **
**Size-Overall**52%
**Quality-Overall**6%
**Material Quality**5%
**Length**4%
**Color**4%
**Advertised Vs Actual Product**3%
**Waist Fit**3%
**Chest Fit**2%
**Value For Money**2%
**Shape/Style**2%
## **Common questions**
- **Is bruno mars costume profitable to sell on Amazon United States?**
- The niche generates $28K/yr across 53 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is +44.7%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the bruno mars costume niche?**
- 40 brands and 45 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 45% of demand.
- **What do buyers complain about in bruno mars costume?**
- Top complaints mined from reviews: Size-Overall, Color, Quality-Overall. The return rate is 7.3% — above our launch gate.
- **When does demand for bruno mars costume peak?**
- Demand peaks in Oct; the busiest month runs 48.1× the quietest.
- **What does it cost to enter the bruno mars costume niche?**
- Listings span $9.45–$61.07; the average listing price is $22.63 (sweet spot $15–$100). The average incumbent carries 1,609 reviews — the moat a new listing must climb.
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