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litter robot 4 liner bags

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A concentrated shelf (top 5 take 86% of clicks) — this niche doesn't clear our bar today.

Market size 28Growth 37Conversion 99Competition 11Returns 97Price range 64Avg price 84Brand share 12Review moat 55Quality gap 23

Conversion

Incredible18.3%

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

Returns

Incredible0.6%

return rate — above 6% kills the launch gate

Avg price

Great$18.73

avg listing price — sweet spot $15–$100

Price range

Good$8.73–$26.22

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

Review moat

Good1,315.11

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+9.9%

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

Market size

Okay$123K

$123K/yr · 36K searches

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Brand share

Bad95%

top-5 brand share — brand-locked demand

Competition

Bad86%

top-5 click share — a locked-up shelf

Competition

The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 falling

Sellers

10

Top-5 brand share

95%

Open market

2%

  • Whisker34%
  • KropBom25%
  • AWoHH23%
  • ANWA9%
  • AMOGOGOPET4%
  • BOOWOO2%
  • Open — no brand owns it (1 brand, 2%)

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%$12K20%$25K30%$37K40%$49K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 102 weeks — +9.9% search growth over the last 90 days.
1K600Spike '25Prime Day '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

Reviews

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

What buyers love

Size-Overall26%

“Exact size”

Value For Money15%

“much less expensive”

Quality-Overall14%

“Excellent product”

Strength7%

“Bags are strong”

Durability5%

“The material feels durable”

Ease Of Use5%

“Easy to use”

Thickness4%

“really thick”

Ease Of Cleaning4%

“Makes clean up a lot easier”

Advertised Vs Actual Product3%

“As advertised”

Leak-Proof3%

“does not leak”

What buyers complain about

Size-Overall21%

“Too big”

Thickness19%

“The bags are thick”

Quality-Overall6%

“Low quality”

Strength5%

“Not very strong”

Value For Money4%

“theyre like $1 per bag which is ridiculously overpriced”

Ease Of Use2%

“They can be a bit tricky to open quickly with one hand”

Durability2%

“Break easily”

Smell2%

“the bag draw-strings dont close the bag well enough to prevent smells at disposal”

Compatibility-Overall2%

“Does not work with LitterRobot 5”

Functionality-Overall2%

“Doesnt work”

Top return reasons

Size-Overall71%
Compatibility-Overall8%
Advertised Vs Actual Product6%
Value For Money3%
Thin3%
Functionality-Overall2%
Thickness2%
Quality-Overall2%
Defective Material/Parts1%
Product Condition1%