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black card box
Worth a lookShows a thin review moat (311 avg reviews), but a small market ($33K/yr) keeps it on the watch list.
Review moat
Great311.45avg incumbent reviews — the moat a new listing must climb
Avg price
Great$18.31avg listing price — sweet spot $15–$100
Competition
Great35%top-5 click share — an open shelf
Brand share
Great55%top-5 brand share — no brand owns this niche
Price range
Good$4.42–$39.73cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay4.0%search→purchase rate — share of searches ending in a sale
Growth
Okay+17.1%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Okay4.0%return rate — above 5% kills the launch gate
Market size
Bad$33K$33K/yr · 46K searches