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48x72 shower curtain liner
Skip itA deep review moat (70,252 avg reviews) — this niche doesn't clear our bar today.
Returns
Great1.3%return rate — above 5% kills the launch gate
Conversion
Great9.8%search→purchase rate — share of searches ending in a sale
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+6.0%90-day search growth — must beat 0% to launch
Avg price
Okay$9.88avg listing price — sweet spot $15–$100
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Market size
Bad$35K$35K/yr · 36K searches
Review moat
Bad70,252.06avg incumbent reviews — the moat a new listing must climb
Price range
Bad$6.64–$12.80cheapest to priciest tracked listing — scored on the share inside $15–$100