48
fountain pen case
Skip itWeak search conversion (0.9%) — this niche doesn't clear our bar today.
Avg price
Great$20.93avg listing price — sweet spot $15–$100
Competition
Great28%top-5 click share — an open shelf
Price range
Great$7.79–$79.94cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.9%return rate — above 5% kills the launch gate
Brand share
Good61%top-5 brand share — brands hold most of the demand
Review moat
Good1,309.3avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-7.0%90-day search growth — must beat 0% to launch
Market size
Bad$53K$53K/yr · 270K searches
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale