Shark Fin
MaybeProducts sell for $24.04 on average, inside the sweet spot. But an estimated 6.9% of orders come back, so Shark Fin is a Maybe.
- Flapen Score
- 58 / 100Top 8% of 16,930 Clothing, Shoes & Jewelry niches · +13 vs the category median of 4558
- Market size
- $75K/yr111K searches / yr
- 90-day growth
- +97.0%search demand this quarter
- Competition
- 47%top-5 click share · 23 brands · 33 sellers
Flapen Score
Shark Fin against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Shark Fin is stronger. Inside it, weaker.
Market
The Shark Fin market on Amazon at a glance
Shoppers on Amazon United States searched for Shark Fin 111K times last year and spent an estimated $75K. The top 5 brands take 61% of clicks. Demand peaks in Jul–Oct. Flapen scores it 58 out of 100, a Maybe.
01 · Demand
An estimated 2.8% of those searches ended in a purchase.
Shoppers searched for this 111K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.8% of those searches ended in a purchase. Searches in the last 90 days moved +97.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $75K a year.
- Searches, last 12 months
- 111K
- Growth, 90 days vs prior 90
- +97.0%
- Conversion, latest week
- 2.8%
- Market size, estimated
- $75Ka year
- Peak month
- October12.2× the quietest month
- Top search term
- shark fin63K searches a year
02 · Price
A sale here is worth $24.04.
Listings sell for $24.04 on average, from $7.86 to $74.78. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $24.04 that is $2K to $6K a year per listing.
- Average price
- $24.04inside the $15 to $100 sweet spot
- Price range
- $7.86–$74.78
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$6K
- Returns
- 6.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
85% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 4.3% of listings are out of stock. The average listing ranks #1,286 within Boys. It carries 755 reviews at 4.31 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 85%
- Prime listings
- 94%
- Out of stock, average day
- 4.3%
- Average rank
- #1,286in Boys
- Average rating
- 4.31 starsAmazon United States average 4.42 stars
- Average reviews
- 755per listing
- Listings tracked
- 34
04 · Newcomers
1 of last year's 4 launches cleared the first-year sales bar.
4 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 48 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 48 months
Products
Top Shark Fin 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
Fin Fun Shark Fin with Included Travel Bag - Adjustable Shark Costume for Swimming - Lightweight Snorkel or Pool Toy for Kids & Adults - (Gray)
- Price
- $28.76
- Rating
- 4.7/5
- Reviews
- 585
- Age
- 5y ago

Civaner Shark Costume Fin Gray Shark Costume Props Easy to Wear Accessories for Adults Dog Cosplay(Classic)
- Price
- $9.21
- Rating
- 4.4/5
- Reviews
- 336
- Age
- 4y ago

Fun Express Shark Fin Accessory - Shark Costume for Kids & Adults with Adjustable Elastic Straps | Shark Tail Back Fin for Halloween Costume Parties & Beach Events | Easy Shark Outfit Accessories
- Price
- $11.16
- Rating
- 3.9/5
- Reviews
- 603
- Age
- 13y ago

Holyzuel Shark Adventure Costume Fin Gray Shark Accessory Costume Easy to Wear Play Costume Props for Adults Festivals Parties Events Cosplay Dive into a Sea of Fun
- Price
- $9.40
- Rating
- 3.8/5
- Reviews
- 42
- Age
- 2y ago

Prsca Kids Short Swim Fins Lap Training Flippers for Pool Youth Beginners
- Price
- $22.00
- Rating
- 4.8/5
- Reviews
- 392
- Age
- 3y ago
Trending
estimated 90-day click momentum
MELUMILU Snorkel Fins Swim Fins Travel Size Short Adjustable for Snorkeling Diving Adult Men Women Open Heel Swimming Flippers (Black)
- Price
- $23.30
- Rating
- 4.4/5
- Reviews
- 137
- Age
- 1y ago

Foyinbet Kids Swim Fins Short Kids Fins Youth Swimming Flippers for Lap Swimming Training for Children Girls Boys Beginners 2XS
- Price
- $28.00
- Rating
- 4.6/5
- Reviews
- 1,689
- Age
- 4y ago

Fin Fun Mermaidens - Adult Mermaid Tails for Swimming for Women with Monofin Extra Small Barracuda Black
- Price
- $74.78
- Rating
- 4.5/5
- Reviews
- 16
- Age
- 5mo ago

Prsca Kids Short Swim Fins Lap Training Flippers for Pool Youth Beginners
- Price
- $22.00
- Rating
- 4.8/5
- Reviews
- 392
- Age
- 3y ago

SHARKMAN Super Swimmer Shark Swim Gear for Kids Great White Mask with Built-in Goggles Dorsal Fin Flippers & Web Gloves NEW Improved Straps & Buckles Fun Costume Pool Toy Ages 4-12
- Price
- $23.57
- Rating
- 3.2/5
- Reviews
- 5
- Age
- 4mo ago
Newest
by launch date
SHARKMAN Super Swimmer Shark Swim Gear for Kids Great White Mask with Built-in Goggles Dorsal Fin Flippers & Web Gloves NEW Improved Straps & Buckles Fun Costume Pool Toy Ages 4-12
- Price
- $23.57
- Rating
- 3.2/5
- Reviews
- 5
- Age
- 4mo ago

Fin Fun Mermaidens - Adult Mermaid Tails for Swimming for Women with Monofin Extra Small Barracuda Black
- Price
- $74.78
- Rating
- 4.5/5
- Reviews
- 16
- Age
- 5mo ago

MELUMILU Snorkel Fins Swim Fins Travel Size Short Adjustable for Snorkeling Diving Adult Men Women Open Heel Swimming Flippers (Black)
- Price
- $23.30
- Rating
- 4.4/5
- Reviews
- 137
- Age
- 1y ago

ZHOSXRC Resin Floating Shark Head Garden Statue Realistic Scary Floating Shark Fin Pond Decor Floating Pond Ornament Realistic Yard Animal Art Lawn Ornament for Pool Pond (Fin)
- Price
- $19.86
- Rating
- 4.7/5
- Reviews
- 4
- Age
- 2y ago

Holyzuel Shark Adventure Costume Fin Gray Shark Accessory Costume Easy to Wear Play Costume Props for Adults Festivals Parties Events Cosplay Dive into a Sea of Fun
- Price
- $9.40
- Rating
- 3.8/5
- Reviews
- 42
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 47% of clicks. Leaders hold, but buyers still shop past them.
Brands
23 rising
Sellers
33
Est. top-5 brand share
61%
Top 20: 97%
Est. top-5 click share
47%
Top 20: 84%
Open market
35%
- Fin Fun22%
- Foyinbet15%
- Civaner9%
- Fun Express9%
- Holyzuel6%
- Prsca4%
Demand
Shark Fin search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jul, Oct · busiest ÷ quietest = 12.2×
Search terms
Top Shark Fin search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- shark fin63K/yr
- shark fin for pool10K/yr
- shark fins10K/yr
- shark fin for swimming9K/yr
- shark fin costume12K/yr
- shark costume accessories6K/yr
Reviews and returns
What reviews say buyers love and hate about Shark Fin
We read the reviews and the return reasons for every product selling here.
“Didnt fit my car even though it said it would fit my car”
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 Fin 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









