38
blackout curtain liner
Skip itA concentrated shelf (top 5 take 77% of clicks) — this niche doesn't clear our bar today.
Price range
Great$14.49–$32.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great$20.81avg listing price — sweet spot $15–$100
Review moat
Good1,192.27avg incumbent reviews — the moat a new listing must climb
Growth
Good+30.0%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Market size
Bad$98K$98K/yr · 250K searches
Conversion
Bad1.9%search→purchase rate — share of searches ending in a sale
Returns
Bad5.2%return rate — above 5% kills the launch gate
Competition
Bad77%top-5 click share — a locked-up shelf
Signals High Returns