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black grout pen
Skip itPrices mostly outside the sweet spot ($3.84–$10.79) — this niche doesn't clear our bar today.
Quality gap
Incredible3.7★avg incumbent rating — lower means beatable quality
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Review moat
Good881.23avg incumbent reviews — the moat a new listing must climb
Brand share
Okay89%top-5 brand share — brands hold most of the demand
Competition
Bad80%top-5 click share — a locked-up shelf
Avg price
Bad£5.79avg listing price — sweet spot $15–$100
Market size
Bad£45K£45K/yr · 50K searches
Growth
Bad-29.8%90-day search growth — must beat 0% to launch
Price range
Bad£3.84–£10.79cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals Quality Gap