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vacuum caps
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible13.2%search→purchase rate — share of searches ending in a sale
Returns
Great1.1%return rate — above 5% kills the launch gate
Review moat
Good603.2avg incumbent reviews — the moat a new listing must climb
Growth
Okay+20.0%90-day search growth — must beat 0% to launch
Avg price
Okay$11.58avg listing price — sweet spot $15–$100
Price range
Okay$6.50–$19.79cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$156K$156K/yr · 102K searches
Competition
Bad72%top-5 click share — a locked-up shelf
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad98%top-5 brand share — brand-locked demand