42
80/80 grit nail files
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.4%return rate — above 5% kills the launch gate
Conversion
Great11.7%search→purchase rate — share of searches ending in a sale
Review moat
Good1,235.67avg incumbent reviews — the moat a new listing must climb
Price range
Good$4.04–$28.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$305K$305K/yr · 250K searches
Avg price
Okay$10.45avg listing price — sweet spot $15–$100
Growth
Bad-2.7%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad83%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand