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black gel nail polish
Skip itPrices mostly outside the sweet spot ($2.28–$12.95) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Conversion
Incredible15.0%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Competition
Bad70%top-5 click share — a locked-up shelf
Review moat
Bad5,121.53avg incumbent reviews — the moat a new listing must climb
Market size
Bad£72K£72K/yr · 95K searches
Growth
Bad-17.5%90-day search growth — must beat 0% to launch
Avg price
Bad£5.03avg listing price — sweet spot $15–$100
Price range
Bad£2.28–£12.95cheapest to priciest tracked listing — scored on the share inside $15–$100