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bathtub liner
Skip itA deep review moat (13,410 avg reviews) — this niche doesn't clear our bar today.
Returns
Great1.4%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Brand share
Good64%top-5 brand share — brands hold most of the demand
Avg price
Good$13.39avg listing price — sweet spot $15–$100
Price range
Good$5.96–$24.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay3.6%search→purchase rate — share of searches ending in a sale
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Growth
Okay+4.7%90-day search growth — must beat 0% to launch
Market size
Bad$98K$98K/yr · 201K searches
Review moat
Bad13,409.61avg incumbent reviews — the moat a new listing must climb