40
sound deadening roller
Skip itA concentrated shelf (top 5 take 76% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible18.4%search→purchase rate — share of searches ending in a sale
Returns
Great1.7%return rate — above 5% kills the launch gate
Avg price
Good$12.29avg listing price — sweet spot $15–$100
Review moat
Okay1,634avg incumbent reviews — the moat a new listing must climb
Price range
Okay$5.67–$19.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$134K$134K/yr · 59K searches
Growth
Okay+0.0%90-day search growth — must beat 0% to launch
Brand share
Bad90%top-5 brand share — brand-locked demand
Competition
Bad76%top-5 click share — a locked-up shelf
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality