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sonic shirt
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Competition
Incredible19%top-5 click share — an open shelf
Avg price
Great$19.26avg listing price — sweet spot $15–$100
Price range
Great$8.52–$43.02cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good558.41avg incumbent reviews — the moat a new listing must climb
Returns
Good2.2%return rate — above 5% kills the launch gate
Market size
Okay$138K$138K/yr · 549K searches
Growth
Bad-2.6%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Conversion
Bad1.3%search→purchase rate — share of searches ending in a sale
Brand share
Bad96%top-5 brand share — brand-locked demand