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airplane seat belt extender
Skip itA concentrated shelf (top 5 take 82% of clicks) — this niche doesn't clear our bar today.
Conversion
Good6.3%search→purchase rate — share of searches ending in a sale
Avg price
Good$14.15avg listing price — sweet spot $15–$100
Price range
Good$12.48–$19.53cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good1,163.3avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+4.4%90-day search growth — must beat 0% to launch
Market size
Okay$126K$126K/yr · 142K searches
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Returns
Bad6.0%return rate — above 5% kills the launch gate
Competition
Bad82%top-5 click share — a locked-up shelf