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brooklinen down comforter
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Review moat
Good671.1avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Okay$268.22avg listing price — sweet spot $15–$100
Market size
Okay$160K$160K/yr · 52K searches
Competition
Okay65%top-5 click share — leaders hold, buyers still browse
Returns
Okay4.8%return rate — above 5% kills the launch gate
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
Price range
Bad$33.56–$582.08cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-39.3%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand