---
title: "mailman costume — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/mailman-costume"
last_updated: "2026-07-14T02:16:04.069Z"
locale: en
meta:
  description: "a small market ($17K/yr) — mailman costume doesn't clear our bar today."
  "og:description": "a small market ($17K/yr) — mailman costume doesn't clear our bar today."
  "og:title": "mailman costume — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **mailman costume**

**Skip it**

A small market ($17K/yr) — this niche doesn't clear our bar today.

Market size 4Growth 5Conversion 22Competition 50Returns 13Price range 95Avg price 95Brand share 46Review moat 90Quality gap 53

**Avg price**

**Incredible****$24.79**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$17.30–$32.53**

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

**Review moat**

**Great****195.7**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****55%**

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

**Brand share**

**Okay****78%**

top-5 brand share — brands hold most of the demand

**Conversion**

**Bad****1.8%**

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

**Returns**

**Bad****9.0%**

return rate — above 6% kills the launch gate

**Growth**

**Bad****-39.8%**

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

**Market size**

**Bad****$17K**

$17K/yr · 39K searches

## **Competition**

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**11 **▲rising

**Sellers**

**38**

**Top-5 brand share**

**78%**

**Open market**

**15%**

- California Costumes26% - KalaDuck17% - 2 MULE TEAM13% - Rubies12% - Keymall10% - CINKCO7% - Open — no brand owns it (5 brands, 15%)

## **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%10%$2K20%$3K30%$5K40%$7K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 23 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![California Costumes Toddler Postman Costume Blue](https://m.media-amazon.com/images/I/41nwfu4-GML.jpg)**California Costumes Toddler Postman Costume Blue**California Costumes**$24.76**4.5★964 rev](https://www.amazon.com/dp/B00411BFXK) [2![2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day](https://m.media-amazon.com/images/I/41tOq3UH3hL.jpg)**2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day**2 MULE TEAM**$20.89**4.8★6 rev](https://www.amazon.com/dp/B0G4QZQD89) [3![Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS](https://m.media-amazon.com/images/I/51rtxNl-Q1L.jpg)**Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS**KalaDuck**$29.56**4.8★23 rev](https://www.amazon.com/dp/B0GDFN26L3) [4![Keymall Kids Mailman Costume Mail Carrier Hat Mr. Postman Canvas Bag Vest Envelopes For Halloween Career Day Postal Costume](https://m.media-amazon.com/images/I/41qCUNSJfRL.jpg)**Keymall Kids Mailman Costume Mail Carrier Hat Mr. Postman Canvas Bag Vest Envelopes For Halloween Career Day Postal Costume**Keymall**$27.99**4.5★163 rev](https://www.amazon.com/dp/B0B9RWGTZ3) [5![CINKCO Kids Premium Mailman Costume Kit Bucket Cap+Postman Bag+Vest+Envelope(4 in 1) Career Day Occupational Postman Dress Up for 5-12 Years Old](https://m.media-amazon.com/images/I/418oT5e+PUL.jpg)**CINKCO Kids Premium Mailman Costume Kit Bucket Cap+Postman Bag+Vest+Envelope(4 in 1) Career Day Occupational Postman Dress Up for 5-12 Years Old**CINKCO**$32.53**3.9★18 rev](https://www.amazon.com/dp/B0CMNPLPKS)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS](https://m.media-amazon.com/images/I/51rtxNl-Q1L.jpg)**Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS**KalaDuck**$29.56**23 rev6mo ago](https://www.amazon.com/dp/B0GDFN26L3) [![Mailman Costume for Kids with Postman Bag and Role Play Accessories](https://m.media-amazon.com/images/I/51rtxNl-Q1L.jpg)**Mailman Costume for Kids with Postman Bag and Role Play Accessories**KalaDuck**$29.52**23 rev6mo ago](https://www.amazon.com/dp/B0GDFGY1CH) [![2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day](https://m.media-amazon.com/images/I/41tOq3UH3hL.jpg)**2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day**2 MULE TEAM**$20.89**6 rev7mo ago](https://www.amazon.com/dp/B0G4QZQD89) [![Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Girls Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayM](https://m.media-amazon.com/images/I/51TUgpENoLL.jpg)**Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Girls Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayM**KalaDuck**$29.69**23 rev1y ago](https://www.amazon.com/dp/B0F8B2V3DX) [![Rubies United States Postal Service: USPS Letter Carrier Costume for Kids Unisex Medium](https://m.media-amazon.com/images/I/31JEXgaQ6qL.jpg)**Rubies United States Postal Service: USPS Letter Carrier Costume for Kids Unisex Medium**Rubies**$18.09**60 rev1y ago](https://www.amazon.com/dp/B0DP86YSM8)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Ripple Junction USPS Mens Bucket Hat United States Postal Service Priority Mail Carrier Striped Logo Natural & Red One Size](https://m.media-amazon.com/images/I/41i4mLyPmBL.jpg)**Ripple Junction USPS Mens Bucket Hat United States Postal Service Priority Mail Carrier Striped Logo Natural & Red One Size**Ripple Junction**$17.30**4.8★**▲ 776%**](https://www.amazon.com/dp/B0DD1VHHQJ) [![2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day](https://m.media-amazon.com/images/I/41tOq3UH3hL.jpg)**2 MULE TEAM Mailman Costume for Kids Includes Mail Carrier Vest Hat Canvas Bag Mailman Pass Cards and Envelopes for Postman Career Day**2 MULE TEAM**$20.89**4.8★**▲ 647%**](https://www.amazon.com/dp/B0G4QZQD89) [![Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS](https://m.media-amazon.com/images/I/51rtxNl-Q1L.jpg)**Kids Mailman Costume Set - Halloween Mail Carrier Costume for Boys Community Helpers Postal Worker Uniform Set with Mail Bag Toddler/Boy Dress Up Outfit Pretend Play Role Play & Career DayS**KalaDuck**$29.56**4.8★**▲ 582%**](https://www.amazon.com/dp/B0GDFN26L3) [![Mailman Costume for Kids with Postman Bag and Role Play Accessories](https://m.media-amazon.com/images/I/51rtxNl-Q1L.jpg)**Mailman Costume for Kids with Postman Bag and Role Play Accessories**KalaDuck**$29.52**4.8★**▲ 525%**](https://www.amazon.com/dp/B0GDFGY1CH) [![California Costumes Toddler Mr. Postman Costume Large (4-6)](https://m.media-amazon.com/images/I/41nwfu4-GML.jpg)**California Costumes Toddler Mr. Postman Costume Large (4-6)**California Costumes**$27.44**4.5★**▲ 491%**](https://www.amazon.com/dp/B003VP2EIC)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -39.8% search growth over the last 90 days.

9K7KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 22.9×

## **Reviews**

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

### **What buyers love **

**Quality-Overall**31%

*“Higher quality costume that does not feel cheaply made”*

**Size-Overall**14%

*“Fit: It fit true to size”*

**Fun/Entertainment Experience**10%

*“He loves playing dress up”*

**Creativity**7%

*“Great imaginative toy”*

**Gifting Purpose**7%

*“Fun Christmas gift”*

**Advertised Vs Actual Product**4%

*“did its job”*

**Storage Capacity**4%

*“plenty of room for growing”*

**Durability**4%

*“Great quality and durability”*

**Soft Feel**2%

*“My children were gentle with it”*

**Value For Money**2%

*“I would say it is a good value for your money”*

### **What buyers complain about **

**Size-Overall**56%

*“Wrong size pants included or just made way to long”*

**Material Quality**6%

*“Poor Quality Hat Material”*

**Quality-Overall**6%

*“Unfortunately, the hat is really poor quality and quickly developed holes”*

### **Top return reasons **

**Size-Overall**84%

**Value For Money**4%

**Material Quality**3%

**Quality-Overall**3%

**Advertised Vs Actual Product**3%

**Stitch/Finish/Polish**2%

**Product Condition**2%

**Shape/Style**1%

**Defective Material/Parts**1%

**Durability**1%