40
fish mailbox
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.1%return rate — above 5% kills the launch gate
Review moat
Great186.6avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Good$107.18avg listing price — sweet spot $15–$100
Growth
Good+52.1%90-day search growth — must beat 0% to launch
Price range
Okay$15.88–$229.07cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Bad$26K$26K/yr · 53K searches
Conversion
Bad0.4%search→purchase rate — share of searches ending in a sale
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals High Price