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60x72 shower curtain liner

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A deep review moat (71,098 avg reviews) — this niche doesn't clear our bar today.

Market size 15Growth 28Conversion 87Competition 23Returns 91Price range 0Avg price 37Brand share 33Review moat 0Quality gap 37

Returns

Great1.2%

return rate — above 6% kills the launch gate

Conversion

Great10.0%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Avg price

Okay$10.41

avg listing price — sweet spot $15–$100

Brand share

Okay85%

top-5 brand share — brands hold most of the demand

Growth

Okay+2.5%

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

Competition

Bad73%

top-5 click share — a locked-up shelf

Market size

Bad$58K

$58K/yr · 56K searches

Review moat

Bad71,098.27

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$7.26–$14.44

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

Competition

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

Brands

11 falling

Sellers

18

Top-5 brand share

85%

Open market

11%

  • AmazerBath35%
  • Barossa Design20%
  • Titanker17%
  • ALYVIA SPRING7%
  • Arayarser6%
  • LiBa4%
  • Open — no brand owns it (5 brands, 11%)

Product shelf

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

0%10%$6K20%$12K30%$18K40%$23K1001K10K100K1.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 97 weeks — +2.5% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Reviews

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

What buyers love

Quality-Overall22%

“Excellent product”

Advertised Vs Actual Product12%

“Exactly what I needed”

Value For Money9%

“Great value”

Size-Overall6%

“fits as expected”

Thickness4%

“Nice thickness”

Durability4%

“And durable”

Weight Light4%

“Light and easy to hang”

Efficiency3%

“The curtain works well”

Weight Heavy3%

“Real heavy duty”

Material Quality3%

“Strong material”

What buyers complain about

Thickness19%

“Not as thick as it says”

Quality-Overall10%

“Bad quality control”

Weight Heavy9%

“Weights are not heavy enough”

Magnetic Strength/Adsorption6%

“Poor magnet”

Size-Overall6%

“Too big”

Advertised Vs Actual Product5%

“misleading”

Material Quality5%

“Cheap materials”

Weight Light4%

“Very lightweight not 8 gauge as described”

Durability3%

“it went away after a day or so”

Value For Money3%

“Only cuz it was half price”

Top return reasons

Size-Overall47%
Material Quality10%
Thin7%
Advertised Vs Actual Product7%
Value For Money4%
Quality-Overall4%
Weight Heavy3%
Magnetic Strength/Adsorption3%
Thickness2%
Color2%