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glass nail polish
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Competition
Great27%top-5 click share — an open shelf
Returns
Great1.3%return rate — above 5% kills the launch gate
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Price range
Good$5.48–$36.01cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Okay$9.67avg listing price — sweet spot $15–$100
Growth
Okay+2.2%90-day search growth — must beat 0% to launch
Conversion
Okay2.0%search→purchase rate — share of searches ending in a sale
Review moat
Bad4,881.47avg incumbent reviews — the moat a new listing must climb
Market size
Bad$89K$89K/yr · 456K searches
Brand share
Bad98%top-5 brand share — brand-locked demand