45
sink water filter for washing face
Skip itBrand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$44.84avg listing price — sweet spot $15–$100
Price range
Incredible$17.84–$95.59cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Returns
Good2.4%return rate — above 5% kills the launch gate
Market size
Good$286K$286K/yr · 209K searches
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Competition
Okay62%top-5 click share — leaders hold, buyers still browse
Review moat
Okay3,799.74avg incumbent reviews — the moat a new listing must climb
Growth
Bad-20.8%90-day search growth — must beat 0% to launch
Brand share
Bad95%top-5 brand share — brand-locked demand
Signals Low Review Barrier