Shark Costume
FailAn estimated 9.2% of orders come back, so Shark Costume is a Fail.
- Flapen Score
- 42 / 100Ranks 8,433 of 11,240 Home & Kitchen niches · −7 vs the category median of 4942
- Market size
- $698K/yr1.6M searches / yr
- 90-day growth
- +1.7%search demand this quarter
- Competition
- 63%top-5 click share · 8 brands · 13 sellers
Flapen Score
Shark Costume against its category
The dotted line is the Home & Kitchen average. Past it, Shark Costume is stronger. Inside it, weaker.
Market
The Shark Costume market on Amazon at a glance
Shoppers on Amazon United States searched for Shark Costume 1.6M times last year and spent an estimated $698K. The top 5 brands take 95% of clicks. Demand peaks in Sep–Oct–Nov. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 1.6% of those searches ended in a purchase.
Shoppers searched for this 1.6M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.6% of those searches ended in a purchase. Searches in the last 90 days moved +1.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $698K a year.
- Searches, last 12 months
- 1.6M
- Growth, 90 days vs prior 90
- +1.7%
- Conversion, latest week
- 1.6%
- Market size, estimated
- $698Ka year
- Peak month
- October24.5× the quietest month
- Top search term
- shark onesie431K searches a year
02 · Price
A sale here is worth $28.03.
Listings sell for $28.03 on average, from $17.77 to $42.24. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 2,000 to 2,500 of them. At $28.03 that is $56K to $70K a year per listing.
- Average price
- $28.03inside the $15 to $100 sweet spot
- Price range
- $17.77–$42.24
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 2,000–2,500
- Revenue per listing a year
- $56K–$70K
- Returns
- 9.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 7.7% of listings are out of stock. The average listing ranks #3,701 within Wearable Blankets. It carries 1,422 reviews at 4.40 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 7.7%
- Average rank
- #3,701in Wearable Blankets
- Average rating
- 4.40 starsAmazon United States average 4.42 stars
- Average reviews
- 1,422per listing
- Listings tracked
- 18
04 · Newcomers
1 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 35 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 2
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 35 months
Products
Top Shark Costume products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
inkArts Shark Blanket Hoodie - Adult Shark Sleeping Bag & Cozy Flannel Hoodie
- Price
- $20.14
- Rating
- 4.2/5
- Reviews
- 4,782
- Age
- 2y ago

Touchat Shark Blanket for Adult & Kids Super Soft Cozy Flannel Throw Wearable Blanket Cartoon Animals Shark Onesie Hoodie Sleeping Bag Cosplay Shark Costume Blanket Gifts for Shark Lovers (Blue M)
- Price
- $18.13
- Rating
- 4.5/5
- Reviews
- 1,254
- Age
- 2y ago

Touchat Shark Blanket Hoodie Onesie Wearable Blankets Hoodie Adult Warm Flannel Throw Blanket Tail Sleeping Bag Cartoon Costume Shark Onesie Funny Gifts for Adults (Pink M)
- Price
- $20.15
- Rating
- 4.5/5
- Reviews
- 648
- Age
- 2y ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark Small
- Price
- $29.97
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 1y ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark Medium
- Price
- $28.17
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 1y ago
Trending
estimated 90-day click momentum
Touchat Shark Blanket Hoodie Onesie Wearable Blanket Hoodie Adult Warm Flannel Throw Tail Sleeping Bag Cartoon Costume Onesie Funny Gifts for Adults (Pink L)
- Price
- $39.86
- Rating
- 4.5/5
- Reviews
- 648
- Age
- 2y ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark XX-Large
- Price
- $26.61
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 9mo ago

vavalad Shark Onesie Adult Shark Halloween Costumes Cosplay
- Price
- $29.24
- Rating
- 4.5/5
- Reviews
- 33
- Age
- 2y ago

Touchat Shark Blanket for Adult Super Soft Cozy Flannel Throw Wearable Blanket Cartoon Animals Blanket Hoodie Sleeping Bag Cosplay Shark Costume Gifts for Shark Lovers (Blue L)
- Price
- $36.57
- Rating
- 4.5/5
- Reviews
- 1,254
- Age
- 2y ago

Shark Blanket Hoodie Shark Pajamas Adult Shark Sleeping Bag for Adult (XL)
- Price
- $35.71
- Rating
- 4.3/5
- Reviews
- 1,079
- Age
- 2y ago
Newest
by launch date
JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark XX-Large
- Price
- $26.61
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 9mo ago

TBGENIUS Shark Blanket Hoodie Onesie for Adults Cozy Flannel Shark Costume Shark Sleeping Bag
- Price
- $17.77
- Rating
- 4.0/5
- Reviews
- 215
- Age
- 10mo ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark Small
- Price
- $29.97
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 1y ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark Medium
- Price
- $28.17
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 1y ago

JUOLOET Unisex Adult Onesie Pajamas Shark Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Shark Large
- Price
- $28.23
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
8 falling
Sellers
13
Est. top-5 brand share
95%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 100%
Open market
3%
- inkArts35%
- Touchat34%
- JUOLOET17%
- Gudina6%
- TBGENIUS4%
- Poptrend2%
- Open — no brand owns it (2 brands, 3%)
Demand
Shark Costume search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 24.5×
Search terms
Top Shark Costume search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- shark onesie431K/yr
- shark costume466K/yr
- shark onesie adult198K/yr
- shark pajamas53K/yr
- shark costume adult123K/yr
- shark blanket onesie19K/yr
- shark onsie53K/yr
- shark pjs25K/yr
- shark outfit17K/yr
- shark suit14K/yr
Reviews and returns
What reviews say buyers love and hate about Shark Costume
We read the reviews and the return reasons for every product selling here.
“Poor fit”
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.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Shark Costume questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









