Is non toxic shower curtain liner profitable to sell on Amazon United States?

The niche generates $213K/yr across 18 tracked products. 90-day search growth is +20.9%. Flapen's verdict: Worth a look (54/100).

How competitive is the non toxic shower curtain liner niche?

13 brands and 21 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 76% of demand.

What do buyers complain about in non toxic shower curtain liner?

Top complaints mined from reviews: Thickness, Quality-Overall, Water Resistance. The return rate is 1.1%.

When does demand for non toxic shower curtain liner peak?

Demand is steady year-round — the busiest month runs 1.7× the quietest.

What does it cost to enter the non toxic shower curtain liner niche?

Listings span $4.54–$49.94; the average listing price is $16.46 (sweet spot $15–$100). The average incumbent carries 67,513 reviews — the moat a new listing must climb.

non toxic shower curtain liner

Worth a look

Shows low returns (1.1%), but a deep review moat (67,513 avg reviews) keeps it on the watch list.

Returns

Great1.1%

return rate — above 5% kills the launch gate

Avg price

Great$16.46

avg listing price — sweet spot $15–$100

Price range

Great$4.54–$49.94

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

Conversion

Great7.2%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Good+20.9%

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

Brand share

Okay76%

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

Market size

Okay$213K

$213K/yr · 179K searches

Competition

Okay65%

top-5 click share — leaders hold, buyers still browse

Review moat

Bad67,513.11

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, non toxic shower curtain liner is a $213K/yr Amazon United States market (179K searches/yr). The top 5 brands hold 76% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

non toxic shower curtain liner market data

Units sold / yr: 13K–15K; avg 750–1,000/product
Revenue / yr: $206K–$247K; units × avg price
Conversion rate: 7.2%
Avg BSR: #150
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 0.0%
Avg brand age: 52 months
Avg seller age: 185 days

Competition & brand share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 rising

Sellers

Top-5 brand share

76%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

20%

Barossa Design35%
LiBa23%
Bean Products7%
BigFoot6%
ALYVIA SPRING5%
THAIGEE4%

Demand & seasonality

Weekly Amazon search volume, last 99 weeks — +20.9% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.7×

Open Trend

Top non toxic shower curtain liner search terms

non toxic shower curtain liner58K/yr +21.1%6.4% conv.
nontoxic shower curtain liner11K/yr +38.4%5.1% conv.
non toxic shower liner11K/yr +42.3%4.5% conv.
shower curtain liner non toxic13K/yr +20.8%9.7% conv.
organic shower curtain liner11K/yr +20.2%3.1% conv.
organic non toxic shower liner11K/yr +2.6%2.5% conv.
bpa free shower curtain liner6K/yr +89.0%5.5% conv.
shower liner non toxic6K/yr +48.4%9.3% conv.
liba shower curtain liner6K/yr +12.6%6.8% conv.
pvc free shower curtain liner5K/yr +15.9%5.9% conv.

All search terms

Top non toxic shower curtain liner 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 18 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Barossa Design White Shower Curtain Liner - Premium PEVA BPA & PVC Free No Chemical Smell Lightweight Shower Curtain with 3 Magnets Metal Grommets - White Standard Size

Barossa Design$9.604.5★97,767 rev

LiBa Bathroom Shower Curtain Waterproof Plastic Shower Curtain Premium PEVA Non-Toxic with Rust Proof Grommets Clear 8G Bathroom Accessories 72x72

LiBa$9.544.5★257,571 rev

BigFoot Clear Shower Curtain - 72x72 Odorless Plastic with Magnets Washable Long Bathroom Curtain - Premium PEVA Waterproof Bath Curtain Rust-Proof Bathroom Essentials

BigFoot$10.004.5★57,872 rev

LiBa Bathroom Shower Curtain Waterproof Plastic Shower Curtain Premium PEVA Non-Toxic with Rust Proof Grommets Frosted 8G Bathroom Accessories 72x72

LiBa$9.984.5★257,571 rev

ALYVIA SPRING Waterproof Fabric Shower Curtain Liner with 3 Magnets - Soft Hotel Quality Cloth Shower Liner Light-Weight & Machine Washable - Standard Size 72x72 White

ALYVIA SPRING$9.884.5★59,827 rev

Newest

by launch date

THAIGEE 1 Pack Water-Repellent Fabric Shower Curtain Liner - Hotel Quality Machine Washable 3 Heavy-Duty Magnets with Rustproof Grommets & Weighted Hem Standard Size 72x72in White

THAIGEE$7.741,090 rev

1y ago

Seenus Waterproof Fabric Shower Curtain Liner with 3 Extra-Large Magnets 72 x 72 inch Washable Cloth Shower Liner Odorless Hotel Quality Neutral White Lightweight Shower Curtain for Bathroom

Seenus$10.871,818 rev

1y ago

Bowery Home NOT Made in China Eco-Friendly Recycled PEVA Shower Curtain Liner Waterproof Sustainable Non-Toxic Shower Curtain Liner with Rust-Proof Grommets 72x72IN 4G Clear

BH BOWERY HOME$15.8699 rev

2y ago

Naturoom Linen Shower Curtain Country Boho Farmhouse Bath Decor Beige Ivory Shower Curtains for Bathroom Neutral Cloth Weighted Textured Fabric Bath Curtain Liner with Hooks Natural Cream 72 Inch

Naturoom$12.551,814 rev

2y ago

Barossa Design White Shower Curtain Liner - Premium PEVA BPA & PVC Free No Chemical Smell Lightweight Shower Curtain with 3 Magnets Metal Grommets - White Standard Size

Barossa Design$9.6097,767 rev

3y ago

What buyers say about non toxic shower curtain liner

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

What buyers love

Quality-Overall22%

“The quality is solid”

Value For Money11%

“Very affordable”

Advertised Vs Actual Product11%

“As Described”

Size-Overall5%

“fits as described”

Material Quality4%

“Decent Material”

Weight Light3%

“Its lightweight and easy to clean”

Durability3%

“Durable material”

Efficiency3%

“Works as described perfectly”

Ease Of Cleaning3%

“Cleans up well”

Magnetic Strength/Adsorption3%

“the magnetic holders are holding strong”

What buyers complain about

Thickness17%

“Not as thick as it says”

Quality-Overall9%

“Cheap quality”

Water Resistance7%

“NOT WATERPROOF”

Material Quality6%

“Material is very thin”

Magnetic Strength/Adsorption6%

“Poor magnets”

Thin5%

“Too thin of material”

Durability3%

“Failed Immediately”

Size-Overall3%

“Too big”

Value For Money3%

“The price is low for a reason”

Strength3%

“Not sturdy”

Top return reasons

Size-Overall36%

Material Quality16%

Thin11%

Advertised Vs Actual Product6%

Quality-Overall5%

Value For Money5%

Color4%

Magnetic Strength/Adsorption2%

Thickness2%

Weight Heavy2%

Common questions

Is non toxic shower curtain liner profitable to sell on Amazon United States?: The niche generates $213K/yr across 18 tracked products. 90-day search growth is +20.9%. Flapen's verdict: Worth a look (54/100).
How competitive is the non toxic shower curtain liner niche?: 13 brands and 21 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 76% of demand.
What do buyers complain about in non toxic shower curtain liner?: Top complaints mined from reviews: Thickness, Quality-Overall, Water Resistance. The return rate is 1.1%.
When does demand for non toxic shower curtain liner peak?: Demand is steady year-round — the busiest month runs 1.7× the quietest.
What does it cost to enter the non toxic shower curtain liner niche?: Listings span $4.54–$49.94; the average listing price is $16.46 (sweet spot $15–$100). The average incumbent carries 67,513 reviews — the moat a new listing must climb.