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Hollow Knight Costume

Fail

Buyers convert on only 0.3% of searches, so Hollow Knight Costume is a Fail.

Flapen Score
36
36 / 100
Ranks 14,149 of 16,930 Clothing, Shoes & Jewelry niches · −9 vs the category median of 45
Market size
$34K/yr318K searches / yr
90-day growth
-23.2%search demand this quarter
Competition
59%top-5 click share · 13 brands · 15 sellers

Flapen Score

Hollow Knight Costume against its category

The dotted line is the Clothing, Shoes & Jewelry average. Past it, Hollow Knight Costume is stronger. Inside it, weaker.

36Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Hollow Knight Costume market on Amazon at a glance

Shoppers on Amazon United States searched for Hollow Knight Costume 318K times last year and spent an estimated $34K. The top 5 brands take 82% of clicks. Demand peaks in Sep–Oct–Nov. Flapen scores it 36 out of 100, a Fail.

01 · Demand

An estimated 0.3% of those searches ended in a purchase.

Shoppers searched for this 318K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.3% of those searches ended in a purchase. Searches in the last 90 days moved -23.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $34K a year.

Searches, last 12 months
318K
Growth, 90 days vs prior 90
-23.2%
Conversion, latest week
0.3%
Market size, estimated
$34Ka year
Peak month
October81.9× the quietest month
Top search term
hollow knight costume150K searches a year

02 · Price

A sale here is worth $36.03.

Listings sell for $36.03 on average, from $12.65 to $144.49. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 250 to 500 of them. At $36.03 that is $9K to $18K a year per listing.

Average price
$36.03inside the $15 to $100 sweet spot
Price range
$12.65–$144.49
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
5K–6K
Units per listing a year
250–500
Revenue per listing a year
$9K–$18K
Returns
3.2%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

60% of listings pay for placement with sponsored ads. 80% ship with Prime. On an average day, 25.8% of listings are out of stock. The average listing ranks #1,933 within Masks. It carries 68 reviews at 4.45 stars, so a new listing needs social proof before a better product.

Sponsored listings
60%
Prime listings
80%
Out of stock, average day
25.8%
Average rank
#1,933in Masks
Average rating
4.45 starsAmazon United States average 4.42 stars
Average reviews
68per listing
Listings tracked
20

04 · Newcomers

0 of last year's 8 launches cleared the first-year sales bar.

8 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 40 months on average, so the names here are settling in.

Launched, last 12 months
8
Successful launches
0Amazon's first-year sales bar
Average brand age
40 months

Products

Top Hollow Knight Costume products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 59% of clicks. Leaders hold, but buyers still shop past them.

Brands

13 rising

Sellers

15

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

59%

Top 20: 100%

Open market

14%

  • Brand 138%
  • Brand 215%
  • Brand 314%
  • Brand 411%
  • Brand 55%
  • Brand 64%
  • Open — no brand owns it (7 brands, 14%)

Demand

Hollow Knight Costume search demand

Weekly searches over the year, seasonality beneath. Pick a range.

50K30KSpike '25Prime Day '25NovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 81.9×

Search terms

Top Hollow Knight Costume search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • hollow knight costume150K/yr
  • hollow knight mask75K/yr
  • hollow knight cosplay24K/yr
  • hollow knight hollow knight halloween cosplay costume43K/yr
  • hollow knight helmet7K/yr
  • hollow knight costume kids11K/yr
  • hollow knight costumes3K/yr
  • hollow knight halloween costume5K/yr

Reviews and returns

What reviews say buyers love and hate about Hollow Knight Costume

We read the reviews and the return reasons for every product selling here.

19%of positive reviews mention “Quality-Overall”
15%of negative reviews mention “Size-Overall”
3.2%of orders come back
“Large”
A buyer, on “Size-Overall”15% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

22 topics

NegativePositive

FAQ

Common Hollow Knight Costume questions

Answered from the same tracked data.