---
title: "Hufflepuff Costume — $7K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/hufflepuff-costume"
last_updated: "2026-08-12T18:59:20.319Z"
locale: en
meta:
description: "Amazon product research for hufflepuff costume: $7K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for hufflepuff costume: $7K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Hufflepuff Costume — $7K/mo Amazon US Product Research"
---
# **Hufflepuff Costume**
**Skip it**
High returns (11.1%) — this niche doesn't clear our bar today.
Market size 20Growth 21Conversion 15Competition 92Returns 3Price range 67Avg price 95Brand share 56Review moat 65Quality gap 52
**Avg price**
**Incredible****$36.73**
avg listing price — sweet spot $15–$100
**Competition**
**Great****23%**
top-5 click share — an open shelf
**Price range**
**Good****$8.73–$135.94**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****883.86**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****71%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-7.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$79K**
$79K/yr · 180K searches
**Conversion**
**Bad****1.2%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****11.1%**
return rate — above 5% kills the launch gate
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
## **Is hufflepuff costume profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, hufflepuff costume is a $79K/yr Amazon United States market (180K searches/yr). The top 5 brands hold 71% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 44/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **hufflepuff costume market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$110K–$147K**
- units × avg price
- **Conversion rate**
- **1.2%**
- **Avg BSR**
- **#3,017**
- **Page quality**
- **0%**
- **Prime**
- **85%**
- **Sponsored**
- **69%**
- **Out of stock**
- **7.3%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **166 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (23% combined) — an open shelf where new products get seen.
**Brands**
**23 **▲rising
**Sellers**
**63**
**Top-5 brand share**
**71%**
Top 20: 99%
**Top-5 click share**
**23%**
Top 20: 56%
**Open market**
**24%**
- Disguise24% - INTIMO18% - Harry Potter16% - Bioworld8% - Spirit Halloween5% - Fun Costumes4%
## **hufflepuff costume demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.8% search growth over the last 90 days.
23K18KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 15.4×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/hufflepuff-costume/trend)
## **Top hufflepuff costume search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **hufflepuff robe**56K/yr-11.3%1.1% conv. - **hufflepuff costume**63K/yr+0.3%1.2% conv. - **harry potter hufflepuff robe**5K/yr+0.1%0.6% conv. - **hufflepuff costume women**22K/yr-5.1%0.1% conv. - **hufflepuff robe adult**9K/yr-30.7%0.7% conv. - **hufflepuff robe kids**4K/yr+14.0%3.5% conv. - **hufflepuff cloak**5K/yr-20.6%0.6% conv. - **harry potter hufflepuff costume**8K/yr+2.5%0.0% conv. - **harry potter costume hufflepuff**4K/yr+39.4%0.6% conv. - **hufflepuff costume adult**4K/yr+4.0%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/hufflepuff-costume/search-terms)
## **Top hufflepuff costume products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%2%$2K4%$3K6%$5K8%$6K1101001K10K 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**Disguise Harry Potter Hufflepuff Robe Deluxe Wizarding World Adult Costume Accessory Adult Medium (38-40)**Disguise**$46.67**4.3★1,058 rev](https://www.amazon.com/dp/B083TNHW22) [2**Harry Potter Adult Fleece Plush Hooded Robe - (Hufflepuff One Size)**INTIMO**$44.11**4.7★1,444 rev](https://www.amazon.com/dp/B08G65CV3D) [3**Spirit Halloween Harry Potter Adult Hufflepuff Robe | Officially licensed | Harry Potter Costume | Wizard Outfit**Spirit Halloween**$35.01**4.6★25 rev](https://www.amazon.com/dp/B0C7LQHMNV) [4**Disguise Harry Potter Hufflepuff Robe Prestige Childrens Costume Accessory Black & Yellow Kids Size Large (10-12)**Disguise**$37.49**4.6★921 rev](https://www.amazon.com/dp/B083TMX7MN) [5**Harry Potter Robe - Authentic Adult Wizarding World Magic School Robe Costume Cosplay Officially Licensed**Underboss**$35.67**4.6★517 rev](https://www.amazon.com/dp/B07HGJNR1S)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Harry Potter Personalized Hufflepuff Robe - Official Hogwarts House Costume with Embroidered Crest & Wand Pocket - M-L**Harry Potter**$106.57**7 rev4mo ago](https://www.amazon.com/dp/B0GR11GMJD) [**Harry Potter Adult Hufflepuff Robe Official Hogwarts House Costume with Embroidered Crest Yellow Lining & Wand Pocket XL/XXL**Harry Potter**$89.74**29 rev7mo ago](https://www.amazon.com/dp/B0G4LWKC1V) [**Harry Potter Hufflepuff Unisex Black Hooded Bathrobe | Cosy Fleece Loungewear with Tie | Long Sleeve Movie-Themed Sleepwear | Perfect for Relaxing at Home Merch - X-Large**Harry Potter**$48.18**3 rev9mo ago](https://www.amazon.com/dp/B0FS25WG9Z) [**Harry Potter Hufflepuff Unisex Black Hooded Bathrobe | Cosy Fleece Loungewear with Tie | Long Sleeve Movie-Themed Sleepwear | Perfect for Relaxing at Home Merch - Large**Harry Potter**$46.00**3 rev9mo ago](https://www.amazon.com/dp/B0FS25W12T) [**OYYJIG Magician Robe for Adult Teens Wizard School Costume for Men Women Four Magic College Styles Cloak Witch Hooded Cape (Yellow S)**OYYJIG**$34.54**72 rev1y ago](https://www.amazon.com/dp/B0F9DZL6BT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Harry Potter Hufflepuff Unisex Black Hooded Bathrobe | Cosy Fleece Loungewear with Tie | Long Sleeve Movie-Themed Sleepwear | Perfect for Relaxing at Home Merch - Large**Harry Potter**$46.00**3.4★**▲ 467%**](https://www.amazon.com/dp/B0FS25W12T) [**Harry Potter Hufflepuff Unisex Black Hooded Bathrobe | Cosy Fleece Loungewear with Tie | Long Sleeve Movie-Themed Sleepwear | Perfect for Relaxing at Home Merch - X-Large**Harry Potter**$48.18**3.4★**▲ 400%**](https://www.amazon.com/dp/B0FS25WG9Z) [**Harry Potter Personalized Hufflepuff Robe - Official Hogwarts House Costume with Embroidered Crest & Wand Pocket - M-L**Harry Potter**$106.57**4.2★**▲ 369%**](https://www.amazon.com/dp/B0GR11GMJD) [**Harry Potter Hogwarts Houses Girls Fleece Robe Pajama Lounge (Hufflepuff X-Large 18/20)**INTIMO**$29.75**4.8★**▲ 305%**](https://www.amazon.com/dp/B07W8Q27FM) [**Harry Potter Robe - Authentic Adult Wizarding World Magic School Robe Costume Cosplay Officially Licensed**Underboss**$35.67**4.6★**▲ 305%**](https://www.amazon.com/dp/B07HGJNR1S)
**~~View all trending →~~**
## **What reviews say buyers love and hate about hufflepuff costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“The cloak ended up being on the higher quality side, was very roomy, the fit was great for mom who is on the heavier side, and the weight and durability were top notch”*
**Size-Overall**15%
*“Fits great”*
**Value For Money**11%
*“Worth the money”*
**Comfort-Overall**9%
*“Comfortable”*
**Gifting Purpose**6%
*“I got this as a gift for my Daughter”*
**Warmth**4%
*“It keeps me warm when I go to work in the morning”*
**Durability**3%
*“Still holding up great”*
**Material Quality**3%
*“Very good comfy material”*
**Shape/Style**3%
*“it's still in great shape”*
**Weight Light**2%
*“light weight and even comes with a wand holder”*
### **What buyers complain about **
**Size-Overall**20%
*“It was wayyyyyy too long”*
**Value For Money**13%
*“This being priced at 45$ is a rip off”*
**Stitch/Finish/Polish**11%
*“Then stitches on the front are coming undone”*
**Quality-Overall**10%
*“Looks cheap”*
**Advertised Vs Actual Product**5%
*“Not as described”*
**Material Quality**4%
*“Material was not as expected”*
**Product Condition**4%
*“Not a New Item”*
**Gifting Purpose**4%
*“It was a birthday gift that was sent to another city”*
**Upholstery/Fabric Quality**4%
*“Fabric rips easily”*
**Durability**4%
*“Not very durable”*
### **Top return reasons **
**Size-Overall**45%
**Length**12%
**Stitch/Finish/Polish**6%
**Quality-Overall**5%
**Material Quality**5%
**Sleeve Fit**4%
**Color**3%
**Advertised Vs Actual Product**2%
**Value For Money**2%
**Product Condition**2%
## **Common hufflepuff costume questions**
- **Is hufflepuff costume profitable to sell on Amazon United States?**
- The niche generates $79K/yr across 78 tracked products. 2 of 16 products launched in the last 360 days are still selling. 90-day search growth is -7.8%. Flapen's verdict: Skip it (44/100).
- **How competitive is the hufflepuff costume niche?**
- 23 brands and 63 sellers compete. The top 5 products take 23% of clicks and top 5 brands hold 71% of demand.
- **What do buyers complain about in hufflepuff costume?**
- Top complaints mined from reviews: Size-Overall, Value For Money, Stitch/Finish/Polish. The return rate is 11.1% — above our launch gate.
- **When does demand for hufflepuff costume peak?**
- Demand peaks in Sep–Oct–Nov; the busiest month runs 15.4× the quietest.
- **What does it cost to enter the hufflepuff costume niche?**
- Listings span $8.73–$135.94; the average listing price is $36.73 (sweet spot $15–$100). The average incumbent carries 884 reviews — the moat a new listing must climb.
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