46
book holder
Skip itA small market ($50K/yr) — this niche doesn't clear our bar today.
Brand share
Great41%top-5 brand share — no brand owns this niche
Avg price
Great$68.93avg listing price — sweet spot $15–$100
Competition
Great38%top-5 click share — an open shelf
Price range
Good$20.79–$142.66cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good932.3avg incumbent reviews — the moat a new listing must climb
Returns
Good2.7%return rate — above 5% kills the launch gate
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Conversion
Bad1.7%search→purchase rate — share of searches ending in a sale
Growth
Bad-18.1%90-day search growth — must beat 0% to launch
Market size
Bad$50K$50K/yr · 43K searches