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Shark Onesie

Fail

Demand is soft, at -32.3% this quarter, so Shark Onesie is a Fail.

Flapen Score
38
38 / 100
Ranks 5,059 of 5,777 Home & Garden niches · −13 vs the category median of 51
Market size
£50K/yr173K searches / yr
90-day growth
-32.3%search demand this quarter
Competition
63%top-5 click share · 11 brands · 19 sellers

Flapen Score

Shark Onesie against its category

The dotted line is the Home & Garden average. Past it, Shark Onesie is stronger. Inside it, weaker.

38Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Shark Onesie market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Shark Onesie 173K times last year and spent an estimated £50K. The top 5 brands take 84% of clicks. Demand peaks in Oct–Nov–Dec. Flapen scores it 38 out of 100, a Fail.

01 · Demand

1.6% of searches ended in a purchase last week.

Shoppers searched for this 173K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 1.6% of those searches ended in a purchase. Searches in the last 90 days moved -32.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £50K a year.

Searches, last 12 months
173K
Growth, 90 days vs prior 90
-32.3%
Conversion, latest week
1.6%
Market size, estimated
£50Ka year
Peak month
December5.0× the quietest month
Top search term
shark onesie69K searches a year

02 · Price

A sale here is worth £18.52.

Listings sell for £18.52 on average, from £14.34 to £24.30. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At £18.52 that is £2K to £5K a year per listing.

Average price
£18.52inside the $15 to $100 sweet spot
Price range
£14.34–£24.30
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
3K–4K
Units per listing a year
100–250
Revenue per listing a year
£2K–£5K
Returns
4.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

62% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 15.0% of listings are out of stock. The average listing ranks #131 within Home Textiles. It carries 199 reviews at 4.28 stars, so a new listing needs social proof before a better product.

Sponsored listings
62%
Prime listings
100%
Out of stock, average day
15.0%
Average rank
#131in Home Textiles
Average rating
4.28 starsAmazon United Kingdom average 4.36 stars
Average reviews
199per listing
Listings tracked
21

04 · Newcomers

Amazon counts 0 of last year's 2 launches as successful.

2 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 36 months on average, so the names here are settling in.

Launched, last 12 months
2
Successful launches
0Amazon's first-year sales bar
Average brand age
36 months

Products

Top Shark Onesie products & what they sell for

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

Competition

Competition: brands, sellers & click share

The top 5 products take 63% of clicks. Leaders hold, but buyers still shop past them.

£0£2K£5K£7K£10K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

11 rising

Sellers

19

Top-5 brand share

84%

Top 20: 100%

Top-5 click share

63%

Top 20: 99%

Open market

11%

  • TBGENIUS43%
  • Shamdon Home Collection18%
  • IDAHSOR12%
  • Ambitelligence6%
  • QUSLLIS5%
  • AMAMHAHAVA4%
  • Open — no brand owns it (5 brands, 11%)

Demand

Shark Onesie search demand

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

7K5KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 5.0×

Search terms

Top Shark Onesie search terms shoppers use

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

  • shark onesie69K/yr
  • shark blanket40K/yr
  • shark onesie adult19K/yr
  • shark onesie kids12K/yr
  • shark onsie7K/yr
  • shark sleeping bag4K/yr
  • shark onesies for adults4K/yr
  • shark oodie5K/yr
  • shark blanket kids4K/yr
  • shark blanket adult9K/yr

Reviews and returns

What reviews say buyers love and hate about Shark Onesie

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Size-Overall52%−0.40

Should be big, even

Terrible fit

Bigger then I thought it would be

Quality-Overall5%−0.03

Poorly made and poorly fitting

Stitch/Finish/Polish3%−0.03

Reason for the 3 stars is that the product came damaged with a small hole on the sole of the right foot along the seam

Thin3%−0.01

Only issue is it's a little thin

Love

Size-Overall18%−0.40

The arms and legs fit perfect

fits well

Overall i would recommend as long as the sizing is correct for you as it came up abit small on my partner

Warmth14%+0.86

Feet stay warm

Cosy and warm

warm Im a 6ft2 and fits me perfectly and I use it all the time

Comfort-Overall12%+0.73

Very comfortable

comfortable to wear

comfy

Value For Money11%+0.93

Good value for money

Good value

This was absolutely worth the money

Soft Feel10%

Very soft and comfortable to wear

Soft and durable

Super soft and comfy, gave my friends a great laugh

Return

4.6% Return rate 90% Fixable by listing

Size-Overall85%▇▇▇▇▇█

Should be big, even

Terrible fit

Bigger then I thought it would be

Quality-Overall2%█▅▂▃▆▅

Poorly made and poorly fitting

Touch/Button Controls2%▁▁▁▁█▄
Stitch/Finish/Polish2%▁▁█▇▁█

Reason for the 3 stars is that the product came damaged with a small hole on the sole of the right foot along the seam

Advertised Vs Actual Product1%█▁▁▄▂▁

FAQ

Common Shark Onesie questions

Answered from the same tracked data.