Baby Shark Costume
FailBuyers convert on only 0.7% of searches, so Baby Shark Costume is a Fail.
- Flapen Score
- 44 / 100Ranks 9,144 of 16,930 Clothing, Shoes & Jewelry niches · −1 vs the category median of 4544
- Market size
- $49K/yr338K searches / yr
- 90-day growth
- -0.2%search demand this quarter
- Competition
- 26%top-5 click share · 30 brands · 49 sellers
Flapen Score
Baby Shark Costume against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Baby Shark Costume is stronger. Inside it, weaker.
Market
The Baby Shark Costume market on Amazon at a glance
Shoppers on Amazon United States searched for Baby Shark Costume 338K times last year and spent an estimated $49K. The top 5 brands take 58% of clicks. Demand peaks in Sep–Oct. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 0.7% of those searches ended in a purchase.
Shoppers searched for this 338K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.7% of those searches ended in a purchase. Searches in the last 90 days moved -0.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $49K a year.
- Searches, last 12 months
- 338K
- Growth, 90 days vs prior 90
- -0.2%
- Conversion, latest week
- 0.7%
- Market size, estimated
- $49Ka year
- Peak month
- October67.3× the quietest month
- Top search term
- baby shark costume187K searches a year
02 · Price
A sale here is worth $22.08.
Listings sell for $22.08 on average, from $8.51 to $36.72. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At $22.08 that is $2K to $6K a year per listing.
- Average price
- $22.08inside the $15 to $100 sweet spot
- Price range
- $8.51–$36.72
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$6K
- Returns
- 6.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
73% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 8.2% of listings are out of stock. The average listing ranks #6,162 within Baby. It carries 998 reviews at 4.58 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 73%
- Prime listings
- 94%
- Out of stock, average day
- 8.2%
- Average rank
- #6,162in Baby
- Average rating
- 4.58 starsAmazon United States average 4.42 stars
- Average reviews
- 998per listing
- Listings tracked
- 70
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 44 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
- 44 months
Products
Top Baby 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 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Markest Onesie Unisex Adult Pajamas Animal Rose Red Shark Cosplay Costume Sleepwear L
- Price
- $24.10
- Rating
- 4.4/5
- Reviews
- 1,881
- Age
- 6y ago

Rubies Baby Shark: Baby Shark Costume with Sound Chip for Toddlers Unisex Toddler
- Price
- $24.50
- Rating
- 4.5/5
- Reviews
- 5,047
- Age
- 7y ago

Shark Baby Costume Infant Animal Onesie Toddler Cosplay Boy Girl 69
- Price
- $22.92
- Rating
- 4.7/5
- Reviews
- 702
- Age
- 4y ago

ALLAIBB Baby Infant Shark Costumes Outfit Cotton Romper Cute Jumpsuit Hooded Outwear for Toddler Baby Boys Girls 3-24M
- Price
- $20.87
- Rating
- 4.7/5
- Reviews
- 613
- Age
- 6y ago

Pinkfong Baby Shark Toddler Girls Glitter 2-Piece Knit Coverall and Headband Outfit Baby Shark Pink 3T
- Price
- $19.32
- Rating
- 4.7/5
- Reviews
- 334
- Age
- 4y ago
Trending
estimated 90-day click momentum
HSCTEK Shark Onesie Costume Kids Baby Pajamas Cosplay Sleepwear Clothes 16
- Price
- $29.17
- Rating
- 4.6/5
- Reviews
- 270
- Age
- 1y ago

XYJKIDSES Inflatable Shark Costume for Kids Funny Halloween Blow Up Costumes for Boys Girls Cosplay Party Suit (Blue Shark)
- Price
- $36.72
- Rating
- 4.9/5
- Reviews
- 23
- Age
- 3mo ago

3rd Birthday Baby Shark Shirt - 3 Year Old Outfit for Toddler Boy or Girl - Kids Party T-Shirt 4T Light Pink
- Price
- $17.37
- Rating
- 4.8/5
- Reviews
- 664
- Age
- 8mo ago

LIOMENGZI Toddler Baby Boy Hooded Shark Summer Outfit Funny T-Shirt Shorts Set Infant Shark Clothes 6 12 18 Months 2T 3T(Blue Shark 12-18 Months)
- Price
- $13.24
- Rating
- 4.6/5
- Reviews
- 138
- Age
- 1y ago

inflatable costume adult Blow Up Shark Costume For Halloween Birthday Gift Role Playing Game Party Costumes (Rose Red)
- Price
- $20.82
- Rating
- 4.6/5
- Reviews
- 116
- Age
- 1y ago
Newest
by launch date
XYJKIDSES Inflatable Shark Costume for Kids Funny Halloween Blow Up Costumes for Boys Girls Cosplay Party Suit (Blue Shark)
- Price
- $36.72
- Rating
- 4.9/5
- Reviews
- 23
- Age
- 3mo ago

3rd Birthday Baby Shark Shirt - 3 Year Old Outfit for Toddler Boy or Girl - Kids Party T-Shirt 4T Light Pink
- Price
- $17.37
- Rating
- 4.8/5
- Reviews
- 664
- Age
- 8mo ago

DILUFUN Baby Infant Boys Girls Shark Onesie Costume Toddler Halloween Cosplay Onesie Costume Funny Warm Dress Outfit 3-36months
- Price
- $19.29
- Rating
- 4.7/5
- Reviews
- 192
- Age
- 1y ago

inflatable costume adult Blow Up Shark Costume For Halloween Birthday Gift Role Playing Game Party Costumes (Yellow)
- Price
- $20.83
- Rating
- 4.6/5
- Reviews
- 116
- Age
- 1y ago

inflatable costume adult Blow Up Shark Costume For Halloween Birthday Gift Role Playing Game Party Costumes (Rose Red)
- Price
- $20.82
- Rating
- 4.6/5
- Reviews
- 116
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 26% of clicks, no more. An open shelf where new products get seen.
Brands
30 rising
Sellers
49
Est. top-5 brand share
58%
Top 20: 94%
Est. top-5 click share
26%
Top 20: 67%
Open market
36%
- HSCTEK26%
- ALLAIBB10%
- Markest8%
- Rubies8%
- Pinkfong6%
- Generic6%
Demand
Baby Shark Costume search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct · busiest ÷ quietest = 67.3×
Search terms
Top Baby Shark Costume search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- baby shark costume187K/yr
- baby shark onesie12K/yr
- baby shark halloween costume15K/yr
- baby shark costume 3t10K/yr
- baby shark costumes6K/yr
- baby shark costume 2t12K/yr
- baby shark costume toddler52K/yr
- baby shark costume 4t6K/yr
- toddler baby shark costume10K/yr
- baby shark toddler costume11K/yr
Reviews and returns
What reviews say buyers love and hate about Baby Shark Costume
We read the reviews and the return reasons for every product selling here.
“It was small”
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 Baby 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









