---
title: "duo costumes for best friends — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/duo-costumes-for-best-friends"
last_updated: "2026-07-14T04:00:18.973Z"
locale: en
meta:
  description: "weak search conversion (0.1%) — duo costumes for best friends doesn't clear our bar today."
  "og:description": "weak search conversion (0.1%) — duo costumes for best friends doesn't clear our bar today."
  "og:title": "duo costumes for best friends — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen"
---

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# **duo costumes for best friends**

**Skip it**

Weak search conversion (0.1%) — this niche doesn't clear our bar today.

Market size 3Growth 42Conversion 1Competition 73Returns 11Price range 89Avg price 95Brand share 88Review moat 79Quality gap 57

**Avg price**

**Incredible****$32.06**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$8.76–$96.96**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Brand share**

**Great****47%**

top-5 brand share — no brand owns this niche

**Review moat**

**Great****419.27**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Good****41%**

top-5 click share — leaders hold, buyers still browse

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Growth**

**Okay****+13.2%**

90-day search growth — must beat 0% to launch

**Returns**

**Bad****9.3%**

return rate — above 6% kills the launch gate

**Market size**

**Bad****$12K**

$12K/yr · 547K searches

**Conversion**

**Bad****0.1%**

search→purchase rate — share of searches ending in a sale

## **Competition**

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**41 **▲rising

**Sellers**

**55**

**Top-5 brand share**

**47%**

**Open market**

**49%**

- DORISUBE18% - Lianshp10% - Tvnxdgl8% - inkArts5% - YOKVAN5% - PIIDUOO4%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$3686%$7369%$1K12%$1K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 51 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Lianshp Adult Animal and Sea Creature Onesie Pajamas Halloween Cosplay Costume Blue](https://m.media-amazon.com/images/I/4101IenPOpL.jpg)**Lianshp Adult Animal and Sea Creature Onesie Pajamas Halloween Cosplay Costume Blue**Lianshp**$26.02**4.4★204 rev](https://www.amazon.com/dp/B0D4YBLL2X) [2![Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Medium](https://m.media-amazon.com/images/I/41Z5O-ajClL.jpg)**Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Medium**DORISUBE**$24.88**4.2★146 rev](https://www.amazon.com/dp/B0CG946CP7) [3![Tvnxdgl Grady Twins Costume Women Creepy Twin Sisters Dress Halloween Blue Puff Sleeves Cosplay Dress Daisy Hair Clip Set M](https://m.media-amazon.com/images/I/31DQMsXPT2L.jpg)**Tvnxdgl Grady Twins Costume Women Creepy Twin Sisters Dress Halloween Blue Puff Sleeves Cosplay Dress Daisy Hair Clip Set M**Tvnxdgl**$28.62**4.1★16 rev](https://www.amazon.com/dp/B0FFBD3SS2) [4![Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Large](https://m.media-amazon.com/images/I/41Z5O-ajClL.jpg)**Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Large**DORISUBE**$24.42**4.2★146 rev](https://www.amazon.com/dp/B0CG95H5RF) [5![inkArts Shark Blanket Hoodie - Adult Shark Sleeping Bag & Cozy Flannel Hoodie](https://m.media-amazon.com/images/I/419+3AHoJpL.jpg)**inkArts Shark Blanket Hoodie - Adult Shark Sleeping Bag & Cozy Flannel Hoodie**inkArts**$20.13**4.2★4,873 rev](https://www.amazon.com/dp/B0CH9TWC91)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![2Pcs Milk and Cookie Costume Adult Couples Halloween Costumes Food Theme Funny Costumes for Adult Women Men Dress Up Cosplay Parties-Adult One Size](https://m.media-amazon.com/images/I/41X+sUGi0PL.jpg)**2Pcs Milk and Cookie Costume Adult Couples Halloween Costumes Food Theme Funny Costumes for Adult Women Men Dress Up Cosplay Parties-Adult One Size**Funnlot**$33.52**17 rev9mo ago](https://www.amazon.com/dp/B0F7GD42CX) [![ZDT Womens Color Block 80s 90s Outfit 2 Piece Costume Zip Up Windbreaker Track Suits Set PinkWhite L New](https://m.media-amazon.com/images/I/31NPMrFpTRL.jpg)**ZDT Womens Color Block 80s 90s Outfit 2 Piece Costume Zip Up Windbreaker Track Suits Set PinkWhite L New**ZDT**$37.90**100 rev10mo ago](https://www.amazon.com/dp/B0FJG56G9K) [![APUDWN 12 PCS Halloween Orange and Blue Costume for Women Adult with Hats Ties Bow Ties Gloves Glasses and Staffs Classic Duo Cosplay Outfit for Party School Events Group or Couple Dress Up](https://m.media-amazon.com/images/I/41okEl++R6L.jpg)**APUDWN 12 PCS Halloween Orange and Blue Costume for Women Adult with Hats Ties Bow Ties Gloves Glasses and Staffs Classic Duo Cosplay Outfit for Party School Events Group or Couple Dress Up**APUDWN**$31.93**4 rev11mo ago](https://www.amazon.com/dp/B0FKT65MVZ) [![itswordpiz Couples Halloween Costume for Adult 8PCS Funny Couples Costume Accessories with Seashell Bra Hat Gloves and Belts for Men Women Green](https://m.media-amazon.com/images/I/51OMRwFJA4L.jpg)**itswordpiz Couples Halloween Costume for Adult 8PCS Funny Couples Costume Accessories with Seashell Bra Hat Gloves and Belts for Men Women Green**itswordpiz**$23.04**16 rev11mo ago](https://www.amazon.com/dp/B0FJD9TLSK) [![6PCS Men Characters Costumes in Talladega Nights Blue Short Sleeve Shirt with Sunglasses Hat Gloves Props Cosplay Set Car Driver Sports for Halloween Cosplay Party Full Suit Set](https://m.media-amazon.com/images/I/51Rhyn0rhxL.jpg)**6PCS Men Characters Costumes in Talladega Nights Blue Short Sleeve Shirt with Sunglasses Hat Gloves Props Cosplay Set Car Driver Sports for Halloween Cosplay Party Full Suit Set**WooHand**$26.08**56 rev11mo ago](https://www.amazon.com/dp/B0FHVBWL7P)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![ZDT Womens Color Block 80s 90s Outfit 2 Piece Costume Zip Up Windbreaker Track Suits Set PinkWhite L New](https://m.media-amazon.com/images/I/31NPMrFpTRL.jpg)**ZDT Womens Color Block 80s 90s Outfit 2 Piece Costume Zip Up Windbreaker Track Suits Set PinkWhite L New**ZDT**$37.90**4.6★**▲ 657%**](https://www.amazon.com/dp/B0FJG56G9K) [![Fun Costumes Womens Pixar Monsters Inc. Mike Wazowski Costume - Shirt Skirt Headband & Gloves](https://m.media-amazon.com/images/I/31tPxH4lDIL.jpg)**Fun Costumes Womens Pixar Monsters Inc. Mike Wazowski Costume - Shirt Skirt Headband & Gloves**Fun Costumes**$90.52**5.0★**▲ 650%**](https://www.amazon.com/dp/B0F7RX2S7W) [![Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Medium](https://m.media-amazon.com/images/I/41Z5O-ajClL.jpg)**Women Lola #10 Jersey Space Movie Halloween Costumes Cheerleading Top & Shorts Outfit with 4pcs Accessories Crop Outfit Medium**DORISUBE**$24.88**4.2★**▲ 643%**](https://www.amazon.com/dp/B0CG946CP7) [![DC Comics Robin Glitter Logo Juniors Costume Cosplay Cape T-Shirt Tee Shirt Batman (Large) Red](https://m.media-amazon.com/images/I/41o2ZIZosxL.jpg)**DC Comics Robin Glitter Logo Juniors Costume Cosplay Cape T-Shirt Tee Shirt Batman (Large) Red**Bioworld**$25.98**3.6★**▲ 633%**](https://www.amazon.com/dp/B0B95WYX21) [![Tvnxdgl Grady Twins Costume Women Creepy Twin Sisters Dress Halloween Blue Puff Sleeves Cosplay Dress Daisy Hair Clip Set M](https://m.media-amazon.com/images/I/31DQMsXPT2L.jpg)**Tvnxdgl Grady Twins Costume Women Creepy Twin Sisters Dress Halloween Blue Puff Sleeves Cosplay Dress Daisy Hair Clip Set M**Tvnxdgl**$28.62**4.1★**▲ 623%**](https://www.amazon.com/dp/B0FFBD3SS2)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 79 weeks — +13.2% search growth over the last 90 days.

90K70KSpike '25Spike '26 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 106.5×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**16%

*“Quality is good. when is a wig ever comfy”*

**Size-Overall**13%

*“Fit great”*

**Value For Money**13%

*“Great value”*

**Gifting Purpose**8%

*“Great gift idea”*

**Fun/Entertainment Experience**8%

*“Can be enjoyed by two children”*

**Comfort-Overall**6%

*“is very comfortable”*

**Soft Feel**5%

*“Very soft”*

**Advertised Vs Actual Product**5%

*“As described”*

**Material Quality**3%

*“The material feels nice on the skin, and it is perfect for relaxing, sleeping, or just having fun”*

**Adhesion/Stickiness**3%

*“Nice and sticky”*

### **What buyers complain about **

**Size-Overall**28%

*“Too small”*

**Durability**10%

*“broke after one try”*

**Quality-Overall**8%

*“not well made”*

**Adhesion/Stickiness**7%

*“Don't use more than once maybe twice as adhesive is not made for multiple on/off”*

**Product Condition**5%

*“Used, dirty and damaged”*

**Instructions/User Manual/Troubleshooting**4%

*“reading instructions ahead of time”*

**Gap/Hole**4%

*“Arrived with hole”*

**Stitch/Finish/Polish**4%

*“Seams are trash”*

**Material Quality**2%

*“the material is super cheap the buttons had to be sewn on”*

**Advertised Vs Actual Product**2%

*“This was nothing like the picture”*

### **Top return reasons **

**Size-Overall**51%

**Length**10%

**Advertised Vs Actual Product**4%

**Gap/Hole**3%

**Material Quality**3%

**Quality-Overall**2%

**Product Condition**2%

**Value For Money**2%

**Defective Material/Parts**2%

**Stitch/Finish/Polish**2%