Is dolphin caddy cover profitable to sell on Amazon United States?

The niche generates $23K/yr across 5 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +253.7%. Flapen's verdict: Worth a look (54/100).

How competitive is the dolphin caddy cover niche?

4 brands and 8 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in dolphin caddy cover?

Top complaints mined from reviews: Size-Overall, Material Quality, Thickness. The return rate is 0.7%.

When does demand for dolphin caddy cover peak?

Demand peaks in Apr–May–Jun–Jul; the busiest month runs 12.9× the quietest.

What does it cost to enter the dolphin caddy cover niche?

Listings span $10.82–$118.46; the average listing price is $37.92 (sweet spot $15–$100). The average incumbent carries 683 reviews — the moat a new listing must climb.

dolphin caddy cover

Worth a look

Shows searches that convert (19.3% search→purchase), but a concentrated shelf (top 5 take 100% of clicks) keeps it on the watch list.

Conversion

Incredible19.3%

search→purchase rate — share of searches ending in a sale

Growth

Incredible+253.7%

90-day search growth — must beat 0% to launch

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Avg price

Incredible$37.92

avg listing price — sweet spot $15–$100

Price range

Great$10.82–$118.46

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Good683.2

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Market size

Bad$23K

$23K/yr · 3K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Trending

According to Flapen's Amazon United States niche tracking, dolphin caddy cover is a $23K/yr Amazon United States market (3K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 54/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

dolphin caddy cover market data

Units sold / yr: 500–750; avg 100–250/product
Revenue / yr: $19K–$28K; units × avg price
Conversion rate: 19.3%
Avg BSR: #115
Page quality: 0%
Prime: 100%
Sponsored: 60%
Out of stock: 0.0%
Avg brand age: 36 months
Avg seller age: 223 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

Dolphin59%
TonGass30%
Falezern5%
DUDSOEHO5%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +253.7% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 12.9×

Open Trend

Top dolphin caddy cover products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 5 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Dolphin Genuine Accessory Classic Caddy Cover for Universal Caddy Year-Round Protection

Dolphin$19.084.7★1,835 rev

TonGass Swimming Pool Cleaner Cover Compatible with Dolphin Robotic Pool Cleaner Classic Caddy Cover Exact Replacement for Maytronics Part Number 9991794-R1

TonGass$19.434.6★203 rev

Falezern Robotic Pool Cleaner Caddy Cover for Most Pool Robot Vacuum Caddy

Falezern$21.834.5★207 rev

Pool Cleaner Caddy Cover Waterproof and Dustproof Robotic Pool Cleaner Cover Windproof Swimming Pool Cleaner Cover for Classic Caddy and Dolphin Pool Vacuum with Grab Handle-(26L x 22W x 42H)

DUDSOEHO$10.823.5★16 rev

Dolphin Genuine Accessory Universal Caddy and Classic Caddy Cover Bundle Year-Round Protection

Dolphin$118.464.6★1,155 rev

Newest

by launch date

Pool Cleaner Caddy Cover Waterproof and Dustproof Robotic Pool Cleaner Cover Windproof Swimming Pool Cleaner Cover for Classic Caddy and Dolphin Pool Vacuum with Grab Handle-(26L x 22W x 42H)

DUDSOEHO$10.8216 rev

10mo ago

TonGass Swimming Pool Cleaner Cover Compatible with Dolphin Robotic Pool Cleaner Classic Caddy Cover Exact Replacement for Maytronics Part Number 9991794-R1

TonGass$19.43203 rev

4y ago

Falezern Robotic Pool Cleaner Caddy Cover for Most Pool Robot Vacuum Caddy

Falezern$21.83207 rev

4y ago

Dolphin Genuine Accessory Universal Caddy and Classic Caddy Cover Bundle Year-Round Protection

Dolphin$118.461,155 rev

5y ago

Dolphin Genuine Accessory Classic Caddy Cover for Universal Caddy Year-Round Protection

Dolphin$19.081,835 rev

6y ago

What buyers say about dolphin caddy cover

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall19%

“fits my Dolphin 400 perfectly”

Quality-Overall18%

“Good quality product”

Value For Money10%

“Great Cover for the Price”

Advertised Vs Actual Product9%

“actually works as advertised”

Ease Of Use8%

“cleanup a lot easier”

Storage Capacity5%

“Perfect storage equipment”

Thickness5%

“Ok for the $$ Thin”

Assembly/Installation5%

“easy to assemble”

Water Resistance3%

“The power supply, while water resistant, should still be covered and protected from heavy rain”

Design-Overall2%

“Well Designed, Easy to assemble”

What buyers complain about

Size-Overall21%

“the unit doesn't fit either at all”

Material Quality13%

“Flimsy material”

Thickness9%

“The cover fabric isn't thick”

Durability8%

“Dont waste your money - itll break in a year”

Mounting4%

“It needs a better hose hanger”

Mechanism Issues4%

“The hose won't stay on”

Heating4%

“While good in many respects the lack of any venting to allow heat to escape is a major flaw”

Advertised Vs Actual Product3%

“They were nice enough to provide a crude picture of power supply choices however they are not detailed enough to actually see what you've got”

Instructions/User Manual/Troubleshooting3%

“The directions though 2 pages long are wildly confusing mostly because of them categorizing who knows how many models into letter codes based on their respective power supplies”

Assembly/Installation3%

“Assembly felt awkward”

Top return reasons

Size-Overall41%

Defective Material/Parts13%

Material Quality12%

Advertised Vs Actual Product8%

Product Condition7%

Assembly/Installation4%

Value For Money3%

Strength2%

Thin2%

Measurement/Reading Accuracy1%

Common questions

Is dolphin caddy cover profitable to sell on Amazon United States?: The niche generates $23K/yr across 5 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +253.7%. Flapen's verdict: Worth a look (54/100).
How competitive is the dolphin caddy cover niche?: 4 brands and 8 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in dolphin caddy cover?: Top complaints mined from reviews: Size-Overall, Material Quality, Thickness. The return rate is 0.7%.
When does demand for dolphin caddy cover peak?: Demand peaks in Apr–May–Jun–Jul; the busiest month runs 12.9× the quietest.
What does it cost to enter the dolphin caddy cover niche?: Listings span $10.82–$118.46; the average listing price is $37.92 (sweet spot $15–$100). The average incumbent carries 683 reviews — the moat a new listing must climb.